#801 rip out bower, move to unmanaged externals

1 files changed, 0 insertions, 3413 deletions

diff --git a/www/external/origjs/packery.pkgd.js b/www/external/origjs/packery.pkgd.js
deleted file mode 100644
index fa4e8308..00000000
--- a/www/external/origjs/packery.pkgd.js
+++ /dev/null
@@ -1,3413 +0,0 @@
-/*!
- * Packery PACKAGED v2.0.0
- * Gapless, draggable grid layouts
- *
- * Licensed GPLv3 for open source use
- * or Packery Commercial License for commercial use
- *
- * http://packery.metafizzy.co
- * Copyright 2016 Metafizzy
- */
-
-/**
- * Bridget makes jQuery widgets
- * v2.0.0
- * MIT license
- */
-
-/* jshint browser: true, strict: true, undef: true, unused: true */
-
-( function( window, factory ) {
-  'use strict';
-  /* globals define: false, module: false, require: false */
-
-  if ( typeof define == 'function' && define.amd ) {
-    // AMD
-    define( 'jquery-bridget/jquery-bridget',[ 'jquery' ], function( jQuery ) {
-      factory( window, jQuery );
-    });
-  } else if ( typeof module == 'object' && module.exports ) {
-    // CommonJS
-    module.exports = factory(
-      window,
-      require('jquery')
-    );
-  } else {
-    // browser global
-    window.jQueryBridget = factory(
-      window,
-      window.jQuery
-    );
-  }
-
-}( window, function factory( window, jQuery ) {
-'use strict';
-
-// ----- utils ----- //
-
-var arraySlice = Array.prototype.slice;
-
-// helper function for logging errors
-// $.error breaks jQuery chaining
-var console = window.console;
-var logError = typeof console == 'undefined' ? function() {} :
-  function( message ) {
-    console.error( message );
-  };
-
-// ----- jQueryBridget ----- //
-
-function jQueryBridget( namespace, PluginClass, $ ) {
-  $ = $ || jQuery || window.jQuery;
-  if ( !$ ) {
-    return;
-  }
-
-  // add option method -> $().plugin('option', {...})
-  if ( !PluginClass.prototype.option ) {
-    // option setter
-    PluginClass.prototype.option = function( opts ) {
-      // bail out if not an object
-      if ( !$.isPlainObject( opts ) ){
-        return;
-      }
-      this.options = $.extend( true, this.options, opts );
-    };
-  }
-
-  // make jQuery plugin
-  $.fn[ namespace ] = function( arg0 /*, arg1 */ ) {
-    if ( typeof arg0 == 'string' ) {
-      // method call $().plugin( 'methodName', { options } )
-      // shift arguments by 1
-      var args = arraySlice.call( arguments, 1 );
-      return methodCall( this, arg0, args );
-    }
-    // just $().plugin({ options })
-    plainCall( this, arg0 );
-    return this;
-  };
-
-  // $().plugin('methodName')
-  function methodCall( $elems, methodName, args ) {
-    var returnValue;
-    var pluginMethodStr = '$().' + namespace + '("' + methodName + '")';
-
-    $elems.each( function( i, elem ) {
-      // get instance
-      var instance = $.data( elem, namespace );
-      if ( !instance ) {
-        logError( namespace + ' not initialized. Cannot call methods, i.e. ' +
-          pluginMethodStr );
-        return;
-      }
-
-      var method = instance[ methodName ];
-      if ( !method || methodName.charAt(0) == '_' ) {
-        logError( pluginMethodStr + ' is not a valid method' );
-        return;
-      }
-
-      // apply method, get return value
-      var value = method.apply( instance, args );
-      // set return value if value is returned, use only first value
-      returnValue = returnValue === undefined ? value : returnValue;
-    });
-
-    return returnValue !== undefined ? returnValue : $elems;
-  }
-
-  function plainCall( $elems, options ) {
-    $elems.each( function( i, elem ) {
-      var instance = $.data( elem, namespace );
-      if ( instance ) {
-        // set options & init
-        instance.option( options );
-        instance._init();
-      } else {
-        // initialize new instance
-        instance = new PluginClass( elem, options );
-        $.data( elem, namespace, instance );
-      }
-    });
-  }
-
-  updateJQuery( $ );
-
-}
-
-// ----- updateJQuery ----- //
-
-// set $.bridget for v1 backwards compatibility
-function updateJQuery( $ ) {
-  if ( !$ || ( $ && $.bridget ) ) {
-    return;
-  }
-  $.bridget = jQueryBridget;
-}
-
-updateJQuery( jQuery || window.jQuery );
-
-// -----  ----- //
-
-return jQueryBridget;
-
-}));
-
-/*!
- * getSize v2.0.2
- * measure size of elements
- * MIT license
- */
-
-/*jshint browser: true, strict: true, undef: true, unused: true */
-/*global define: false, module: false, console: false */
-
-( function( window, factory ) {
-  'use strict';
-
-  if ( typeof define == 'function' && define.amd ) {
-    // AMD
-    define( 'get-size/get-size',[],function() {
-      return factory();
-    });
-  } else if ( typeof module == 'object' && module.exports ) {
-    // CommonJS
-    module.exports = factory();
-  } else {
-    // browser global
-    window.getSize = factory();
-  }
-
-})( window, function factory() {
-'use strict';
-
-// -------------------------- helpers -------------------------- //
-
-// get a number from a string, not a percentage
-function getStyleSize( value ) {
-  var num = parseFloat( value );
-  // not a percent like '100%', and a number
-  var isValid = value.indexOf('%') == -1 && !isNaN( num );
-  return isValid && num;
-}
-
-function noop() {}
-
-var logError = typeof console == 'undefined' ? noop :
-  function( message ) {
-    console.error( message );
-  };
-
-// -------------------------- measurements -------------------------- //
-
-var measurements = [
-  'paddingLeft',
-  'paddingRight',
-  'paddingTop',
-  'paddingBottom',
-  'marginLeft',
-  'marginRight',
-  'marginTop',
-  'marginBottom',
-  'borderLeftWidth',
-  'borderRightWidth',
-  'borderTopWidth',
-  'borderBottomWidth'
-];
-
-var measurementsLength = measurements.length;
-
-function getZeroSize() {
-  var size = {
-    width: 0,
-    height: 0,
-    innerWidth: 0,
-    innerHeight: 0,
-    outerWidth: 0,
-    outerHeight: 0
-  };
-  for ( var i=0; i < measurementsLength; i++ ) {
-    var measurement = measurements[i];
-    size[ measurement ] = 0;
-  }
-  return size;
-}
-
-// -------------------------- getStyle -------------------------- //
-
-/**
- * getStyle, get style of element, check for Firefox bug
- * https://bugzilla.mozilla.org/show_bug.cgi?id=548397
- */
-function getStyle( elem ) {
-  var style = getComputedStyle( elem );
-  if ( !style ) {
-    logError( 'Style returned ' + style +
-      '. Are you running this code in a hidden iframe on Firefox? ' +
-      'See http://bit.ly/getsizebug1' );
-  }
-  return style;
-}
-
-// -------------------------- setup -------------------------- //
-
-var isSetup = false;
-
-var isBoxSizeOuter;
-
-/**
- * setup
- * check isBoxSizerOuter
- * do on first getSize() rather than on page load for Firefox bug
- */
-function setup() {
-  // setup once
-  if ( isSetup ) {
-    return;
-  }
-  isSetup = true;
-
-  // -------------------------- box sizing -------------------------- //
-
-  /**
-   * WebKit measures the outer-width on style.width on border-box elems
-   * IE & Firefox<29 measures the inner-width
-   */
-  var div = document.createElement('div');
-  div.style.width = '200px';
-  div.style.padding = '1px 2px 3px 4px';
-  div.style.borderStyle = 'solid';
-  div.style.borderWidth = '1px 2px 3px 4px';
-  div.style.boxSizing = 'border-box';
-
-  var body = document.body || document.documentElement;
-  body.appendChild( div );
-  var style = getStyle( div );
-
-  //PP https://github.com/metafizzy/packery/pull/382/commits/ea595864bfc161e992bcb28cbce132df9eac57b9
-  getSize.isBoxSizeOuter = isBoxSizeOuter = Math.round(getStyleSize( style.width )) == 200;
-  body.removeChild( div );
-
-}
-
-// -------------------------- getSize -------------------------- //
-
-function getSize( elem ) {
-  setup();
-
-  // use querySeletor if elem is string
-  if ( typeof elem == 'string' ) {
-    elem = document.querySelector( elem );
-  }
-
-  // do not proceed on non-objects
-  if ( !elem || typeof elem != 'object' || !elem.nodeType ) {
-    return;
-  }
-
-  var style = getStyle( elem );
-
-  // if hidden, everything is 0
-  if ( style.display == 'none' ) {
-    return getZeroSize();
-  }
-
-  var size = {};
-  size.width = elem.offsetWidth;
-  size.height = elem.offsetHeight;
-
-  var isBorderBox = size.isBorderBox = style.boxSizing == 'border-box';
-
-  // get all measurements
-  for ( var i=0; i < measurementsLength; i++ ) {
-    var measurement = measurements[i];
-    var value = style[ measurement ];
-    var num = parseFloat( value );
-    // any 'auto', 'medium' value will be 0
-    size[ measurement ] = !isNaN( num ) ? num : 0;
-  }
-
-  var paddingWidth = size.paddingLeft + size.paddingRight;
-  var paddingHeight = size.paddingTop + size.paddingBottom;
-  var marginWidth = size.marginLeft + size.marginRight;
-  var marginHeight = size.marginTop + size.marginBottom;
-  var borderWidth = size.borderLeftWidth + size.borderRightWidth;
-  var borderHeight = size.borderTopWidth + size.borderBottomWidth;
-
-  var isBorderBoxSizeOuter = isBorderBox && isBoxSizeOuter;
-
-  // overwrite width and height if we can get it from style
-  var styleWidth = getStyleSize( style.width );
-  if ( styleWidth !== false ) {
-    size.width = styleWidth +
-      // add padding and border unless it's already including it
-      ( isBorderBoxSizeOuter ? 0 : paddingWidth + borderWidth );
-  }
-
-  var styleHeight = getStyleSize( style.height );
-  if ( styleHeight !== false ) {
-    size.height = styleHeight +
-      // add padding and border unless it's already including it
-      ( isBorderBoxSizeOuter ? 0 : paddingHeight + borderHeight );
-  }
-
-  size.innerWidth = size.width - ( paddingWidth + borderWidth );
-  size.innerHeight = size.height - ( paddingHeight + borderHeight );
-
-  size.outerWidth = size.width + marginWidth;
-  size.outerHeight = size.height + marginHeight;
-
-  return size;
-}
-
-return getSize;
-
-});
-
-/**
- * EvEmitter v1.0.2
- * Lil' event emitter
- * MIT License
- */
-
-/* jshint unused: true, undef: true, strict: true */
-
-( function( global, factory ) {
-  // universal module definition
-  /* jshint strict: false */ /* globals define, module */
-  if ( typeof define == 'function' && define.amd ) {
-    // AMD - RequireJS
-    define( 'ev-emitter/ev-emitter',factory );
-  } else if ( typeof module == 'object' && module.exports ) {
-    // CommonJS - Browserify, Webpack
-    module.exports = factory();
-  } else {
-    // Browser globals
-    global.EvEmitter = factory();
-  }
-
-}( this, function() {
-
-
-
-function EvEmitter() {}
-
-var proto = EvEmitter.prototype;
-
-proto.on = function( eventName, listener ) {
-  if ( !eventName || !listener ) {
-    return;
-  }
-  // set events hash
-  var events = this._events = this._events || {};
-  // set listeners array
-  var listeners = events[ eventName ] = events[ eventName ] || [];
-  // only add once
-  if ( listeners.indexOf( listener ) == -1 ) {
-    listeners.push( listener );
-  }
-
-  return this;
-};
-
-proto.once = function( eventName, listener ) {
-  if ( !eventName || !listener ) {
-    return;
-  }
-  // add event
-  this.on( eventName, listener );
-  // set once flag
-  // set onceEvents hash
-  var onceEvents = this._onceEvents = this._onceEvents || {};
-  // set onceListeners object
-  var onceListeners = onceEvents[ eventName ] = onceEvents[ eventName ] || {};
-  // set flag
-  onceListeners[ listener ] = true;
-
-  return this;
-};
-
-proto.off = function( eventName, listener ) {
-  var listeners = this._events && this._events[ eventName ];
-  if ( !listeners || !listeners.length ) {
-    return;
-  }
-  var index = listeners.indexOf( listener );
-  if ( index != -1 ) {
-    listeners.splice( index, 1 );
-  }
-
-  return this;
-};
-
-proto.emitEvent = function( eventName, args ) {
-  var listeners = this._events && this._events[ eventName ];
-  if ( !listeners || !listeners.length ) {
-    return;
-  }
-  var i = 0;
-  var listener = listeners[i];
-  args = args || [];
-  // once stuff
-  var onceListeners = this._onceEvents && this._onceEvents[ eventName ];
-
-  while ( listener ) {
-    var isOnce = onceListeners && onceListeners[ listener ];
-    if ( isOnce ) {
-      // remove listener
-      // remove before trigger to prevent recursion
-      this.off( eventName, listener );
-      // unset once flag
-      delete onceListeners[ listener ];
-    }
-    // trigger listener
-    listener.apply( this, args );
-    // get next listener
-    i += isOnce ? 0 : 1;
-    listener = listeners[i];
-  }
-
-  return this;
-};
-
-return EvEmitter;
-
-}));
-
-/**
- * matchesSelector v2.0.1
- * matchesSelector( element, '.selector' )
- * MIT license
- */
-
-/*jshint browser: true, strict: true, undef: true, unused: true */
-
-( function( window, factory ) {
-  /*global define: false, module: false */
-  'use strict';
-  // universal module definition
-  if ( typeof define == 'function' && define.amd ) {
-    // AMD
-    define( 'desandro-matches-selector/matches-selector',factory );
-  } else if ( typeof module == 'object' && module.exports ) {
-    // CommonJS
-    module.exports = factory();
-  } else {
-    // browser global
-    window.matchesSelector = factory();
-  }
-
-}( window, function factory() {
-  'use strict';
-
-  var matchesMethod = ( function() {
-    var ElemProto = Element.prototype;
-    // check for the standard method name first
-    if ( ElemProto.matches ) {
-      return 'matches';
-    }
-    // check un-prefixed
-    if ( ElemProto.matchesSelector ) {
-      return 'matchesSelector';
-    }
-    // check vendor prefixes
-    var prefixes = [ 'webkit', 'moz', 'ms', 'o' ];
-
-    for ( var i=0; i < prefixes.length; i++ ) {
-      var prefix = prefixes[i];
-      var method = prefix + 'MatchesSelector';
-      if ( ElemProto[ method ] ) {
-        return method;
-      }
-    }
-  })();
-
-  return function matchesSelector( elem, selector ) {
-    return elem[ matchesMethod ]( selector );
-  };
-
-}));
-
-/**
- * Fizzy UI utils v2.0.1
- * MIT license
- */
-
-/*jshint browser: true, undef: true, unused: true, strict: true */
-
-( function( window, factory ) {
-  // universal module definition
-  /*jshint strict: false */ /*globals define, module, require */
-
-  if ( typeof define == 'function' && define.amd ) {
-    // AMD
-    define( 'fizzy-ui-utils/utils',[
-      'desandro-matches-selector/matches-selector'
-    ], function( matchesSelector ) {
-      return factory( window, matchesSelector );
-    });
-  } else if ( typeof module == 'object' && module.exports ) {
-    // CommonJS
-    module.exports = factory(
-      window,
-      require('desandro-matches-selector')
-    );
-  } else {
-    // browser global
-    window.fizzyUIUtils = factory(
-      window,
-      window.matchesSelector
-    );
-  }
-
-}( window, function factory( window, matchesSelector ) {
-
-
-
-var utils = {};
-
-// ----- extend ----- //
-
-// extends objects
-utils.extend = function( a, b ) {
-  for ( var prop in b ) {
-    a[ prop ] = b[ prop ];
-  }
-  return a;
-};
-
-// ----- modulo ----- //
-
-utils.modulo = function( num, div ) {
-  return ( ( num % div ) + div ) % div;
-};
-
-// ----- makeArray ----- //
-
-// turn element or nodeList into an array
-utils.makeArray = function( obj ) {
-  var ary = [];
-  if ( Array.isArray( obj ) ) {
-    // use object if already an array
-    ary = obj;
-  } else if ( obj && typeof obj.length == 'number' ) {
-    // convert nodeList to array
-    for ( var i=0; i < obj.length; i++ ) {
-      ary.push( obj[i] );
-    }
-  } else {
-    // array of single index
-    ary.push( obj );
-  }
-  return ary;
-};
-
-// ----- removeFrom ----- //
-
-utils.removeFrom = function( ary, obj ) {
-  var index = ary.indexOf( obj );
-  if ( index != -1 ) {
-    ary.splice( index, 1 );
-  }
-};
-
-// ----- getParent ----- //
-
-utils.getParent = function( elem, selector ) {
-  while ( elem != document.body ) {
-    elem = elem.parentNode;
-    if ( matchesSelector( elem, selector ) ) {
-      return elem;
-    }
-  }
-};
-
-// ----- getQueryElement ----- //
-
-// use element as selector string
-utils.getQueryElement = function( elem ) {
-  if ( typeof elem == 'string' ) {
-    return document.querySelector( elem );
-  }
-  return elem;
-};
-
-// ----- handleEvent ----- //
-
-// enable .ontype to trigger from .addEventListener( elem, 'type' )
-utils.handleEvent = function( event ) {
-  var method = 'on' + event.type;
-  if ( this[ method ] ) {
-    this[ method ]( event );
-  }
-};
-
-// ----- filterFindElements ----- //
-
-utils.filterFindElements = function( elems, selector ) {
-  // make array of elems
-  elems = utils.makeArray( elems );
-  var ffElems = [];
-
-  elems.forEach( function( elem ) {
-    // check that elem is an actual element
-    if ( !( elem instanceof HTMLElement ) ) {
-      return;
-    }
-    // add elem if no selector
-    if ( !selector ) {
-      ffElems.push( elem );
-      return;
-    }
-    // filter & find items if we have a selector
-    // filter
-    if ( matchesSelector( elem, selector ) ) {
-      ffElems.push( elem );
-    }
-    // find children
-    var childElems = elem.querySelectorAll( selector );
-    // concat childElems to filterFound array
-    for ( var i=0; i < childElems.length; i++ ) {
-      ffElems.push( childElems[i] );
-    }
-  });
-
-  return ffElems;
-};
-
-// ----- debounceMethod ----- //
-
-utils.debounceMethod = function( _class, methodName, threshold ) {
-  // original method
-  var method = _class.prototype[ methodName ];
-  var timeoutName = methodName + 'Timeout';
-
-  _class.prototype[ methodName ] = function() {
-    var timeout = this[ timeoutName ];
-    if ( timeout ) {
-      clearTimeout( timeout );
-    }
-    var args = arguments;
-
-    var _this = this;
-    this[ timeoutName ] = setTimeout( function() {
-      method.apply( _this, args );
-      delete _this[ timeoutName ];
-    }, threshold || 100 );
-  };
-};
-
-// ----- docReady ----- //
-
-utils.docReady = function( callback ) {
-  if ( document.readyState == 'complete' ) {
-    callback();
-  } else {
-    document.addEventListener( 'DOMContentLoaded', callback );
-  }
-};
-
-// ----- htmlInit ----- //
-
-// http://jamesroberts.name/blog/2010/02/22/string-functions-for-javascript-trim-to-camel-case-to-dashed-and-to-underscore/
-utils.toDashed = function( str ) {
-  return str.replace( /(.)([A-Z])/g, function( match, $1, $2 ) {
-    return $1 + '-' + $2;
-  }).toLowerCase();
-};
-
-var console = window.console;
-/**
- * allow user to initialize classes via [data-namespace] or .js-namespace class
- * htmlInit( Widget, 'widgetName' )
- * options are parsed from data-namespace-options
- */
-utils.htmlInit = function( WidgetClass, namespace ) {
-  utils.docReady( function() {
-    var dashedNamespace = utils.toDashed( namespace );
-    var dataAttr = 'data-' + dashedNamespace;
-    var dataAttrElems = document.querySelectorAll( '[' + dataAttr + ']' );
-    var jsDashElems = document.querySelectorAll( '.js-' + dashedNamespace );
-    var elems = utils.makeArray( dataAttrElems )
-      .concat( utils.makeArray( jsDashElems ) );
-    var dataOptionsAttr = dataAttr + '-options';
-    var jQuery = window.jQuery;
-
-    elems.forEach( function( elem ) {
-      var attr = elem.getAttribute( dataAttr ) ||
-        elem.getAttribute( dataOptionsAttr );
-      var options;
-      try {
-        options = attr && JSON.parse( attr );
-      } catch ( error ) {
-        // log error, do not initialize
-        if ( console ) {
-          console.error( 'Error parsing ' + dataAttr + ' on ' + elem.className +
-          ': ' + error );
-        }
-        return;
-      }
-      // initialize
-      var instance = new WidgetClass( elem, options );
-      // make available via $().data('layoutname')
-      if ( jQuery ) {
-        jQuery.data( elem, namespace, instance );
-      }
-    });
-
-  });
-};
-
-// -----  ----- //
-
-return utils;
-
-}));
-
-/**
- * Outlayer Item
- */
-
-( function( window, factory ) {
-  // universal module definition
-  /* jshint strict: false */ /* globals define, module, require */
-  if ( typeof define == 'function' && define.amd ) {
-    // AMD - RequireJS
-    define( 'outlayer/item',[
-        'ev-emitter/ev-emitter',
-        'get-size/get-size'
-      ],
-      factory
-    );
-  } else if ( typeof module == 'object' && module.exports ) {
-    // CommonJS - Browserify, Webpack
-    module.exports = factory(
-      require('ev-emitter'),
-      require('get-size')
-    );
-  } else {
-    // browser global
-    window.Outlayer = {};
-    window.Outlayer.Item = factory(
-      window.EvEmitter,
-      window.getSize
-    );
-  }
-
-}( window, function factory( EvEmitter, getSize ) {
-'use strict';
-
-// ----- helpers ----- //
-
-function isEmptyObj( obj ) {
-  for ( var prop in obj ) {
-    return false;
-  }
-  prop = null;
-  return true;
-}
-
-// -------------------------- CSS3 support -------------------------- //
-
-
-var docElemStyle = document.documentElement.style;
-
-var transitionProperty = typeof docElemStyle.transition == 'string' ?
-  'transition' : 'WebkitTransition';
-var transformProperty = typeof docElemStyle.transform == 'string' ?
-  'transform' : 'WebkitTransform';
-
-var transitionEndEvent = {
-  WebkitTransition: 'webkitTransitionEnd',
-  transition: 'transitionend'
-}[ transitionProperty ];
-
-// cache all vendor properties that could have vendor prefix
-var vendorProperties = {
-  transform: transformProperty,
-  transition: transitionProperty,
-  transitionDuration: transitionProperty + 'Duration',
-  transitionProperty: transitionProperty + 'Property'
-};
-
-// -------------------------- Item -------------------------- //
-
-function Item( element, layout ) {
-  if ( !element ) {
-    return;
-  }
-
-  this.element = element;
-  // parent layout class, i.e. Masonry, Isotope, or Packery
-  this.layout = layout;
-  this.position = {
-    x: 0,
-    y: 0
-  };
-
-  this._create();
-}
-
-// inherit EvEmitter
-var proto = Item.prototype = Object.create( EvEmitter.prototype );
-proto.constructor = Item;
-
-proto._create = function() {
-  // transition objects
-  this._transn = {
-    ingProperties: {},
-    clean: {},
-    onEnd: {}
-  };
-
-  this.css({
-    position: 'absolute'
-  });
-};
-
-// trigger specified handler for event type
-proto.handleEvent = function( event ) {
-  var method = 'on' + event.type;
-  if ( this[ method ] ) {
-    this[ method ]( event );
-  }
-};
-
-proto.getSize = function() {
-  this.size = getSize( this.element );
-};
-
-/**
- * apply CSS styles to element
- * @param {Object} style
- */
-proto.css = function( style ) {
-  var elemStyle = this.element.style;
-
-  for ( var prop in style ) {
-    // use vendor property if available
-    var supportedProp = vendorProperties[ prop ] || prop;
-    elemStyle[ supportedProp ] = style[ prop ];
-  }
-};
-
- // measure position, and sets it
-proto.getPosition = function() {
-  var style = getComputedStyle( this.element );
-  var isOriginLeft = this.layout._getOption('originLeft');
-  var isOriginTop = this.layout._getOption('originTop');
-  var xValue = style[ isOriginLeft ? 'left' : 'right' ];
-  var yValue = style[ isOriginTop ? 'top' : 'bottom' ];
-  // convert percent to pixels
-  var layoutSize = this.layout.size;
-  var x = xValue.indexOf('%') != -1 ?
-    ( parseFloat( xValue ) / 100 ) * layoutSize.width : parseInt( xValue, 10 );
-  var y = yValue.indexOf('%') != -1 ?
-    ( parseFloat( yValue ) / 100 ) * layoutSize.height : parseInt( yValue, 10 );
-
-  // clean up 'auto' or other non-integer values
-  x = isNaN( x ) ? 0 : x;
-  y = isNaN( y ) ? 0 : y;
-  // remove padding from measurement
-  x -= isOriginLeft ? layoutSize.paddingLeft : layoutSize.paddingRight;
-  y -= isOriginTop ? layoutSize.paddingTop : layoutSize.paddingBottom;
-
-  this.position.x = x;
-  this.position.y = y;
-};
-
-// set settled position, apply padding
-proto.layoutPosition = function() {
-  var layoutSize = this.layout.size;
-  var style = {};
-  var isOriginLeft = this.layout._getOption('originLeft');
-  var isOriginTop = this.layout._getOption('originTop');
-
-  // x
-  var xPadding = isOriginLeft ? 'paddingLeft' : 'paddingRight';
-  var xProperty = isOriginLeft ? 'left' : 'right';
-  var xResetProperty = isOriginLeft ? 'right' : 'left';
-
-  var x = this.position.x + layoutSize[ xPadding ];
-  // set in percentage or pixels
-  style[ xProperty ] = this.getXValue( x );
-  // reset other property
-  style[ xResetProperty ] = '';
-
-  // y
-  var yPadding = isOriginTop ? 'paddingTop' : 'paddingBottom';
-  var yProperty = isOriginTop ? 'top' : 'bottom';
-  var yResetProperty = isOriginTop ? 'bottom' : 'top';
-
-  var y = this.position.y + layoutSize[ yPadding ];
-  // set in percentage or pixels
-  style[ yProperty ] = this.getYValue( y );
-  // reset other property
-  style[ yResetProperty ] = '';
-
-  this.css( style );
-  this.emitEvent( 'layout', [ this ] );
-};
-
-proto.getXValue = function( x ) {
-  var isHorizontal = this.layout._getOption('horizontal');
-  return this.layout.options.percentPosition && !isHorizontal ?
-    ( ( x / this.layout.size.width ) * 100 ) + '%' : x + 'px';
-};
-
-proto.getYValue = function( y ) {
-  var isHorizontal = this.layout._getOption('horizontal');
-  return this.layout.options.percentPosition && isHorizontal ?
-    ( ( y / this.layout.size.height ) * 100 ) + '%' : y + 'px';
-};
-
-proto._transitionTo = function( x, y ) {
-  this.getPosition();
-  // get current x & y from top/left
-  var curX = this.position.x;
-  var curY = this.position.y;
-
-  var compareX = parseInt( x, 10 );
-  var compareY = parseInt( y, 10 );
-  var didNotMove = compareX === this.position.x && compareY === this.position.y;
-
-  // save end position
-  this.setPosition( x, y );
-
-  // if did not move and not transitioning, just go to layout
-  if ( didNotMove && !this.isTransitioning ) {
-    this.layoutPosition();
-    return;
-  }
-
-  var transX = x - curX;
-  var transY = y - curY;
-  var transitionStyle = {};
-  transitionStyle.transform = this.getTranslate( transX, transY );
-
-  this.transition({
-    to: transitionStyle,
-    onTransitionEnd: {
-      transform: this.layoutPosition
-    },
-    isCleaning: true
-  });
-};
-
-proto.getTranslate = function( x, y ) {
-  // flip cooridinates if origin on right or bottom
-  var isOriginLeft = this.layout._getOption('originLeft');
-  var isOriginTop = this.layout._getOption('originTop');
-  x = isOriginLeft ? x : -x;
-  y = isOriginTop ? y : -y;
-  return 'translate3d(' + x + 'px, ' + y + 'px, 0)';
-};
-
-// non transition + transform support
-proto.goTo = function( x, y ) {
-  this.setPosition( x, y );
-  this.layoutPosition();
-};
-
-proto.moveTo = proto._transitionTo;
-
-proto.setPosition = function( x, y ) {
-  this.position.x = parseInt( x, 10 );
-  this.position.y = parseInt( y, 10 );
-};
-
-// ----- transition ----- //
-
-/**
- * @param {Object} style - CSS
- * @param {Function} onTransitionEnd
- */
-
-// non transition, just trigger callback
-proto._nonTransition = function( args ) {
-  this.css( args.to );
-  if ( args.isCleaning ) {
-    this._removeStyles( args.to );
-  }
-  for ( var prop in args.onTransitionEnd ) {
-    args.onTransitionEnd[ prop ].call( this );
-  }
-};
-
-/**
- * proper transition
- * @param {Object} args - arguments
- *   @param {Object} to - style to transition to
- *   @param {Object} from - style to start transition from
- *   @param {Boolean} isCleaning - removes transition styles after transition
- *   @param {Function} onTransitionEnd - callback
- */
-proto.transition = function( args ) {
-  // redirect to nonTransition if no transition duration
-  if ( !parseFloat( this.layout.options.transitionDuration ) ) {
-    this._nonTransition( args );
-    return;
-  }
-
-  var _transition = this._transn;
-  // keep track of onTransitionEnd callback by css property
-  for ( var prop in args.onTransitionEnd ) {
-    _transition.onEnd[ prop ] = args.onTransitionEnd[ prop ];
-  }
-  // keep track of properties that are transitioning
-  for ( prop in args.to ) {
-    _transition.ingProperties[ prop ] = true;
-    // keep track of properties to clean up when transition is done
-    if ( args.isCleaning ) {
-      _transition.clean[ prop ] = true;
-    }
-  }
-
-  // set from styles
-  if ( args.from ) {
-    this.css( args.from );
-    // force redraw. http://blog.alexmaccaw.com/css-transitions
-    var h = this.element.offsetHeight;
-    // hack for JSHint to hush about unused var
-    h = null;
-  }
-  // enable transition
-  this.enableTransition( args.to );
-  // set styles that are transitioning
-  this.css( args.to );
-
-  this.isTransitioning = true;
-
-};
-
-// dash before all cap letters, including first for
-// WebkitTransform => -webkit-transform
-function toDashedAll( str ) {
-  return str.replace( /([A-Z])/g, function( $1 ) {
-    return '-' + $1.toLowerCase();
-  });
-}
-
-var transitionProps = 'opacity,' + toDashedAll( transformProperty );
-
-proto.enableTransition = function(/* style */) {
-  // HACK changing transitionProperty during a transition
-  // will cause transition to jump
-  if ( this.isTransitioning ) {
-    return;
-  }
-
-  // make `transition: foo, bar, baz` from style object
-  // HACK un-comment this when enableTransition can work
-  // while a transition is happening
-  // var transitionValues = [];
-  // for ( var prop in style ) {
-  //   // dash-ify camelCased properties like WebkitTransition
-  //   prop = vendorProperties[ prop ] || prop;
-  //   transitionValues.push( toDashedAll( prop ) );
-  // }
-  // enable transition styles
-  this.css({
-    transitionProperty: transitionProps,
-    transitionDuration: this.layout.options.transitionDuration
-  });
-  // listen for transition end event
-  this.element.addEventListener( transitionEndEvent, this, false );
-};
-
-// ----- events ----- //
-
-proto.onwebkitTransitionEnd = function( event ) {
-  this.ontransitionend( event );
-};
-
-proto.onotransitionend = function( event ) {
-  this.ontransitionend( event );
-};
-
-// properties that I munge to make my life easier
-var dashedVendorProperties = {
-  '-webkit-transform': 'transform'
-};
-
-proto.ontransitionend = function( event ) {
-  // disregard bubbled events from children
-  if ( event.target !== this.element ) {
-    return;
-  }
-  var _transition = this._transn;
-  // get property name of transitioned property, convert to prefix-free
-  var propertyName = dashedVendorProperties[ event.propertyName ] || event.propertyName;
-
-  // remove property that has completed transitioning
-  delete _transition.ingProperties[ propertyName ];
-  // check if any properties are still transitioning
-  if ( isEmptyObj( _transition.ingProperties ) ) {
-    // all properties have completed transitioning
-    this.disableTransition();
-  }
-  // clean style
-  if ( propertyName in _transition.clean ) {
-    // clean up style
-    this.element.style[ event.propertyName ] = '';
-    delete _transition.clean[ propertyName ];
-  }
-  // trigger onTransitionEnd callback
-  if ( propertyName in _transition.onEnd ) {
-    var onTransitionEnd = _transition.onEnd[ propertyName ];
-    onTransitionEnd.call( this );
-    delete _transition.onEnd[ propertyName ];
-  }
-
-  this.emitEvent( 'transitionEnd', [ this ] );
-};
-
-proto.disableTransition = function() {
-  this.removeTransitionStyles();
-  this.element.removeEventListener( transitionEndEvent, this, false );
-  this.isTransitioning = false;
-};
-
-/**
- * removes style property from element
- * @param {Object} style
-**/
-proto._removeStyles = function( style ) {
-  // clean up transition styles
-  var cleanStyle = {};
-  for ( var prop in style ) {
-    cleanStyle[ prop ] = '';
-  }
-  this.css( cleanStyle );
-};
-
-var cleanTransitionStyle = {
-  transitionProperty: '',
-  transitionDuration: ''
-};
-
-proto.removeTransitionStyles = function() {
-  // remove transition
-  this.css( cleanTransitionStyle );
-};
-
-// ----- show/hide/remove ----- //
-
-// remove element from DOM
-proto.removeElem = function() {
-  this.element.parentNode.removeChild( this.element );
-  // remove display: none
-  this.css({ display: '' });
-  this.emitEvent( 'remove', [ this ] );
-};
-
-proto.remove = function() {
-  // just remove element if no transition support or no transition
-  if ( !transitionProperty || !parseFloat( this.layout.options.transitionDuration ) ) {
-    this.removeElem();
-    return;
-  }
-
-  // start transition
-  this.once( 'transitionEnd', function() {
-    this.removeElem();
-  });
-  this.hide();
-};
-
-proto.reveal = function() {
-  delete this.isHidden;
-  // remove display: none
-  this.css({ display: '' });
-
-  var options = this.layout.options;
-
-  var onTransitionEnd = {};
-  var transitionEndProperty = this.getHideRevealTransitionEndProperty('visibleStyle');
-  onTransitionEnd[ transitionEndProperty ] = this.onRevealTransitionEnd;
-
-  this.transition({
-    from: options.hiddenStyle,
-    to: options.visibleStyle,
-    isCleaning: true,
-    onTransitionEnd: onTransitionEnd
-  });
-};
-
-proto.onRevealTransitionEnd = function() {
-  // check if still visible
-  // during transition, item may have been hidden
-  if ( !this.isHidden ) {
-    this.emitEvent('reveal');
-  }
-};
-
-/**
- * get style property use for hide/reveal transition end
- * @param {String} styleProperty - hiddenStyle/visibleStyle
- * @returns {String}
- */
-proto.getHideRevealTransitionEndProperty = function( styleProperty ) {
-  var optionStyle = this.layout.options[ styleProperty ];
-  // use opacity
-  if ( optionStyle.opacity ) {
-    return 'opacity';
-  }
-  // get first property
-  for ( var prop in optionStyle ) {
-    return prop;
-  }
-};
-
-proto.hide = function() {
-  // set flag
-  this.isHidden = true;
-  // remove display: none
-  this.css({ display: '' });
-
-  var options = this.layout.options;
-
-  var onTransitionEnd = {};
-  var transitionEndProperty = this.getHideRevealTransitionEndProperty('hiddenStyle');
-  onTransitionEnd[ transitionEndProperty ] = this.onHideTransitionEnd;
-
-  this.transition({
-    from: options.visibleStyle,
-    to: options.hiddenStyle,
-    // keep hidden stuff hidden
-    isCleaning: true,
-    onTransitionEnd: onTransitionEnd
-  });
-};
-
-proto.onHideTransitionEnd = function() {
-  // check if still hidden
-  // during transition, item may have been un-hidden
-  if ( this.isHidden ) {
-    this.css({ display: 'none' });
-    this.emitEvent('hide');
-  }
-};
-
-proto.destroy = function() {
-  this.css({
-    position: '',
-    left: '',
-    right: '',
-    top: '',
-    bottom: '',
-    transition: '',
-    transform: ''
-  });
-};
-
-return Item;
-
-}));
-
-/*!
- * Outlayer v2.0.1
- * the brains and guts of a layout library
- * MIT license
- */
-
-( function( window, factory ) {
-  'use strict';
-  // universal module definition
-  /* jshint strict: false */ /* globals define, module, require */
-  if ( typeof define == 'function' && define.amd ) {
-    // AMD - RequireJS
-    define( 'outlayer/outlayer',[
-        'ev-emitter/ev-emitter',
-        'get-size/get-size',
-        'fizzy-ui-utils/utils',
-        './item'
-      ],
-      function( EvEmitter, getSize, utils, Item ) {
-        return factory( window, EvEmitter, getSize, utils, Item);
-      }
-    );
-  } else if ( typeof module == 'object' && module.exports ) {
-    // CommonJS - Browserify, Webpack
-    module.exports = factory(
-      window,
-      require('ev-emitter'),
-      require('get-size'),
-      require('fizzy-ui-utils'),
-      require('./item')
-    );
-  } else {
-    // browser global
-    window.Outlayer = factory(
-      window,
-      window.EvEmitter,
-      window.getSize,
-      window.fizzyUIUtils,
-      window.Outlayer.Item
-    );
-  }
-
-}( window, function factory( window, EvEmitter, getSize, utils, Item ) {
-'use strict';
-
-// ----- vars ----- //
-
-var console = window.console;
-var jQuery = window.jQuery;
-var noop = function() {};
-
-// -------------------------- Outlayer -------------------------- //
-
-// globally unique identifiers
-var GUID = 0;
-// internal store of all Outlayer intances
-var instances = {};
-
-
-/**
- * @param {Element, String} element
- * @param {Object} options
- * @constructor
- */
-function Outlayer( element, options ) {
-  var queryElement = utils.getQueryElement( element );
-  if ( !queryElement ) {
-    if ( console ) {
-      console.error( 'Bad element for ' + this.constructor.namespace +
-        ': ' + ( queryElement || element ) );
-    }
-    return;
-  }
-  this.element = queryElement;
-  // add jQuery
-  if ( jQuery ) {
-    this.$element = jQuery( this.element );
-  }
-
-  // options
-  this.options = utils.extend( {}, this.constructor.defaults );
-  this.option( options );
-
-  // add id for Outlayer.getFromElement
-  var id = ++GUID;
-  this.element.outlayerGUID = id; // expando
-  instances[ id ] = this; // associate via id
-
-  // kick it off
-  this._create();
-
-  var isInitLayout = this._getOption('initLayout');
-  if ( isInitLayout ) {
-    this.layout();
-  }
-}
-
-// settings are for internal use only
-Outlayer.namespace = 'outlayer';
-Outlayer.Item = Item;
-
-// default options
-Outlayer.defaults = {
-  containerStyle: {
-    position: 'relative'
-  },
-  initLayout: true,
-  originLeft: true,
-  originTop: true,
-  resize: true,
-  resizeContainer: true,
-  // item options
-  transitionDuration: '0.4s',
-  hiddenStyle: {
-    opacity: 0,
-    transform: 'scale(0.001)'
-  },
-  visibleStyle: {
-    opacity: 1,
-    transform: 'scale(1)'
-  }
-};
-
-var proto = Outlayer.prototype;
-// inherit EvEmitter
-utils.extend( proto, EvEmitter.prototype );
-
-/**
- * set options
- * @param {Object} opts
- */
-proto.option = function( opts ) {
-  utils.extend( this.options, opts );
-};
-
-/**
- * get backwards compatible option value, check old name
- */
-proto._getOption = function( option ) {
-  var oldOption = this.constructor.compatOptions[ option ];
-  return oldOption && this.options[ oldOption ] !== undefined ?
-    this.options[ oldOption ] : this.options[ option ];
-};
-
-Outlayer.compatOptions = {
-  // currentName: oldName
-  initLayout: 'isInitLayout',
-  horizontal: 'isHorizontal',
-  layoutInstant: 'isLayoutInstant',
-  originLeft: 'isOriginLeft',
-  originTop: 'isOriginTop',
-  resize: 'isResizeBound',
-  resizeContainer: 'isResizingContainer'
-};
-
-proto._create = function() {
-  // get items from children
-  this.reloadItems();
-  // elements that affect layout, but are not laid out
-  this.stamps = [];
-  this.stamp( this.options.stamp );
-  // set container style
-  utils.extend( this.element.style, this.options.containerStyle );
-
-  // bind resize method
-  var canBindResize = this._getOption('resize');
-  if ( canBindResize ) {
-    this.bindResize();
-  }
-};
-
-// goes through all children again and gets bricks in proper order
-proto.reloadItems = function() {
-  // collection of item elements
-  this.items = this._itemize( this.element.children );
-};
-
-
-/**
- * turn elements into Outlayer.Items to be used in layout
- * @param {Array or NodeList or HTMLElement} elems
- * @returns {Array} items - collection of new Outlayer Items
- */
-proto._itemize = function( elems ) {
-
-  var itemElems = this._filterFindItemElements( elems );
-  var Item = this.constructor.Item;
-
-  // create new Outlayer Items for collection
-  var items = [];
-  for ( var i=0; i < itemElems.length; i++ ) {
-    var elem = itemElems[i];
-    var item = new Item( elem, this );
-    items.push( item );
-  }
-
-  return items;
-};
-
-/**
- * get item elements to be used in layout
- * @param {Array or NodeList or HTMLElement} elems
- * @returns {Array} items - item elements
- */
-proto._filterFindItemElements = function( elems ) {
-  return utils.filterFindElements( elems, this.options.itemSelector );
-};
-
-/**
- * getter method for getting item elements
- * @returns {Array} elems - collection of item elements
- */
-proto.getItemElements = function() {
-  return this.items.map( function( item ) {
-    return item.element;
-  });
-};
-
-// ----- init & layout ----- //
-
-/**
- * lays out all items
- */
-proto.layout = function() {
-  this._resetLayout();
-  this._manageStamps();
-
-  // don't animate first layout
-  var layoutInstant = this._getOption('layoutInstant');
-  var isInstant = layoutInstant !== undefined ?
-    layoutInstant : !this._isLayoutInited;
-  this.layoutItems( this.items, isInstant );
-
-  // flag for initalized
-  this._isLayoutInited = true;
-};
-
-// _init is alias for layout
-proto._init = proto.layout;
-
-/**
- * logic before any new layout
- */
-proto._resetLayout = function() {
-  this.getSize();
-};
-
-
-proto.getSize = function() {
-  this.size = getSize( this.element );
-};
-
-/**
- * get measurement from option, for columnWidth, rowHeight, gutter
- * if option is String -> get element from selector string, & get size of element
- * if option is Element -> get size of element
- * else use option as a number
- *
- * @param {String} measurement
- * @param {String} size - width or height
- * @private
- */
-proto._getMeasurement = function( measurement, size ) {
-  var option = this.options[ measurement ];
-  var elem;
-  if ( !option ) {
-    // default to 0
-    this[ measurement ] = 0;
-  } else {
-    // use option as an element
-    if ( typeof option == 'string' ) {
-      elem = this.element.querySelector( option );
-    } else if ( option instanceof HTMLElement ) {
-      elem = option;
-    }
-    // use size of element, if element
-    this[ measurement ] = elem ? getSize( elem )[ size ] : option;
-  }
-};
-
-/**
- * layout a collection of item elements
- * @api public
- */
-proto.layoutItems = function( items, isInstant ) {
-  items = this._getItemsForLayout( items );
-
-  this._layoutItems( items, isInstant );
-
-  this._postLayout();
-};
-
-/**
- * get the items to be laid out
- * you may want to skip over some items
- * @param {Array} items
- * @returns {Array} items
- */
-proto._getItemsForLayout = function( items ) {
-  return items.filter( function( item ) {
-    return !item.isIgnored;
-  });
-};
-
-/**
- * layout items
- * @param {Array} items
- * @param {Boolean} isInstant
- */
-proto._layoutItems = function( items, isInstant ) {
-  this._emitCompleteOnItems( 'layout', items );
-
-  if ( !items || !items.length ) {
-    // no items, emit event with empty array
-    return;
-  }
-
-  var queue = [];
-
-  items.forEach( function( item ) {
-    // get x/y object from method
-    var position = this._getItemLayoutPosition( item );
-    // enqueue
-    position.item = item;
-    position.isInstant = isInstant || item.isLayoutInstant;
-    queue.push( position );
-  }, this );
-
-  this._processLayoutQueue( queue );
-};
-
-/**
- * get item layout position
- * @param {Outlayer.Item} item
- * @returns {Object} x and y position
- */
-proto._getItemLayoutPosition = function( /* item */ ) {
-  return {
-    x: 0,
-    y: 0
-  };
-};
-
-/**
- * iterate over array and position each item
- * Reason being - separating this logic prevents 'layout invalidation'
- * thx @paul_irish
- * @param {Array} queue
- */
-proto._processLayoutQueue = function( queue ) {
-  queue.forEach( function( obj ) {
-    this._positionItem( obj.item, obj.x, obj.y, obj.isInstant );
-  }, this );
-};
-
-/**
- * Sets position of item in DOM
- * @param {Outlayer.Item} item
- * @param {Number} x - horizontal position
- * @param {Number} y - vertical position
- * @param {Boolean} isInstant - disables transitions
- */
-proto._positionItem = function( item, x, y, isInstant ) {
-  if ( isInstant ) {
-    // if not transition, just set CSS
-    item.goTo( x, y );
-  } else {
-    item.moveTo( x, y );
-  }
-};
-
-/**
- * Any logic you want to do after each layout,
- * i.e. size the container
- */
-proto._postLayout = function() {
-  this.resizeContainer();
-};
-
-proto.resizeContainer = function() {
-  var isResizingContainer = this._getOption('resizeContainer');
-  if ( !isResizingContainer ) {
-    return;
-  }
-  var size = this._getContainerSize();
-  if ( size ) {
-    this._setContainerMeasure( size.width, true );
-    this._setContainerMeasure( size.height, false );
-  }
-};
-
-/**
- * Sets width or height of container if returned
- * @returns {Object} size
- *   @param {Number} width
- *   @param {Number} height
- */
-proto._getContainerSize = noop;
-
-/**
- * @param {Number} measure - size of width or height
- * @param {Boolean} isWidth
- */
-proto._setContainerMeasure = function( measure, isWidth ) {
-  if ( measure === undefined ) {
-    return;
-  }
-
-  var elemSize = this.size;
-  // add padding and border width if border box
-  if ( elemSize.isBorderBox ) {
-    measure += isWidth ? elemSize.paddingLeft + elemSize.paddingRight +
-      elemSize.borderLeftWidth + elemSize.borderRightWidth :
-      elemSize.paddingBottom + elemSize.paddingTop +
-      elemSize.borderTopWidth + elemSize.borderBottomWidth;
-  }
-
-  measure = Math.max( measure, 0 );
-  this.element.style[ isWidth ? 'width' : 'height' ] = measure + 'px';
-};
-
-/**
- * emit eventComplete on a collection of items events
- * @param {String} eventName
- * @param {Array} items - Outlayer.Items
- */
-proto._emitCompleteOnItems = function( eventName, items ) {
-  var _this = this;
-  function onComplete() {
-    _this.dispatchEvent( eventName + 'Complete', null, [ items ] );
-  }
-
-  var count = items.length;
-  if ( !items || !count ) {
-    onComplete();
-    return;
-  }
-
-  var doneCount = 0;
-  function tick() {
-    doneCount++;
-    if ( doneCount == count ) {
-      onComplete();
-    }
-  }
-
-  // bind callback
-  items.forEach( function( item ) {
-    item.once( eventName, tick );
-  });
-};
-
-/**
- * emits events via EvEmitter and jQuery events
- * @param {String} type - name of event
- * @param {Event} event - original event
- * @param {Array} args - extra arguments
- */
-proto.dispatchEvent = function( type, event, args ) {
-  // add original event to arguments
-  var emitArgs = event ? [ event ].concat( args ) : args;
-  this.emitEvent( type, emitArgs );
-
-  if ( jQuery ) {
-    // set this.$element
-    this.$element = this.$element || jQuery( this.element );
-    if ( event ) {
-      // create jQuery event
-      var $event = jQuery.Event( event );
-      $event.type = type;
-      this.$element.trigger( $event, args );
-    } else {
-      // just trigger with type if no event available
-      this.$element.trigger( type, args );
-    }
-  }
-};
-
-// -------------------------- ignore & stamps -------------------------- //
-
-
-/**
- * keep item in collection, but do not lay it out
- * ignored items do not get skipped in layout
- * @param {Element} elem
- */
-proto.ignore = function( elem ) {
-  var item = this.getItem( elem );
-  if ( item ) {
-    item.isIgnored = true;
-  }
-};
-
-/**
- * return item to layout collection
- * @param {Element} elem
- */
-proto.unignore = function( elem ) {
-  var item = this.getItem( elem );
-  if ( item ) {
-    delete item.isIgnored;
-  }
-};
-
-/**
- * adds elements to stamps
- * @param {NodeList, Array, Element, or String} elems
- */
-proto.stamp = function( elems ) {
-  elems = this._find( elems );
-  if ( !elems ) {
-    return;
-  }
-
-  this.stamps = this.stamps.concat( elems );
-  // ignore
-  elems.forEach( this.ignore, this );
-};
-
-/**
- * removes elements to stamps
- * @param {NodeList, Array, or Element} elems
- */
-proto.unstamp = function( elems ) {
-  elems = this._find( elems );
-  if ( !elems ){
-    return;
-  }
-
-  elems.forEach( function( elem ) {
-    // filter out removed stamp elements
-    utils.removeFrom( this.stamps, elem );
-    this.unignore( elem );
-  }, this );
-};
-
-/**
- * finds child elements
- * @param {NodeList, Array, Element, or String} elems
- * @returns {Array} elems
- */
-proto._find = function( elems ) {
-  if ( !elems ) {
-    return;
-  }
-  // if string, use argument as selector string
-  if ( typeof elems == 'string' ) {
-    elems = this.element.querySelectorAll( elems );
-  }
-  elems = utils.makeArray( elems );
-  return elems;
-};
-
-proto._manageStamps = function() {
-  if ( !this.stamps || !this.stamps.length ) {
-    return;
-  }
-
-  this._getBoundingRect();
-
-  this.stamps.forEach( this._manageStamp, this );
-};
-
-// update boundingLeft / Top
-proto._getBoundingRect = function() {
-  // get bounding rect for container element
-  var boundingRect = this.element.getBoundingClientRect();
-  var size = this.size;
-  this._boundingRect = {
-    left: boundingRect.left + size.paddingLeft + size.borderLeftWidth,
-    top: boundingRect.top + size.paddingTop + size.borderTopWidth,
-    right: boundingRect.right - ( size.paddingRight + size.borderRightWidth ),
-    bottom: boundingRect.bottom - ( size.paddingBottom + size.borderBottomWidth )
-  };
-};
-
-/**
- * @param {Element} stamp
-**/
-proto._manageStamp = noop;
-
-/**
- * get x/y position of element relative to container element
- * @param {Element} elem
- * @returns {Object} offset - has left, top, right, bottom
- */
-proto._getElementOffset = function( elem ) {
-  var boundingRect = elem.getBoundingClientRect();
-  var thisRect = this._boundingRect;
-  var size = getSize( elem );
-  var offset = {
-    left: boundingRect.left - thisRect.left - size.marginLeft,
-    top: boundingRect.top - thisRect.top - size.marginTop,
-    right: thisRect.right - boundingRect.right - size.marginRight,
-    bottom: thisRect.bottom - boundingRect.bottom - size.marginBottom
-  };
-  return offset;
-};
-
-// -------------------------- resize -------------------------- //
-
-// enable event handlers for listeners
-// i.e. resize -> onresize
-proto.handleEvent = utils.handleEvent;
-
-/**
- * Bind layout to window resizing
- */
-proto.bindResize = function() {
-  window.addEventListener( 'resize', this );
-  this.isResizeBound = true;
-};
-
-/**
- * Unbind layout to window resizing
- */
-proto.unbindResize = function() {
-  window.removeEventListener( 'resize', this );
-  this.isResizeBound = false;
-};
-
-proto.onresize = function() {
-  this.resize();
-};
-
-utils.debounceMethod( Outlayer, 'onresize', 100 );
-
-proto.resize = function() {
-  // don't trigger if size did not change
-  // or if resize was unbound. See #9
-  if ( !this.isResizeBound || !this.needsResizeLayout() ) {
-    return;
-  }
-
-  this.layout();
-};
-
-/**
- * check if layout is needed post layout
- * @returns Boolean
- */
-proto.needsResizeLayout = function() {
-  var size = getSize( this.element );
-  // check that this.size and size are there
-  // IE8 triggers resize on body size change, so they might not be
-  var hasSizes = this.size && size;
-  return hasSizes && size.innerWidth !== this.size.innerWidth;
-};
-
-// -------------------------- methods -------------------------- //
-
-/**
- * add items to Outlayer instance
- * @param {Array or NodeList or Element} elems
- * @returns {Array} items - Outlayer.Items
-**/
-proto.addItems = function( elems ) {
-  var items = this._itemize( elems );
-  // add items to collection
-  if ( items.length ) {
-    this.items = this.items.concat( items );
-  }
-  return items;
-};
-
-/**
- * Layout newly-appended item elements
- * @param {Array or NodeList or Element} elems
- */
-proto.appended = function( elems ) {
-  var items = this.addItems( elems );
-  if ( !items.length ) {
-    return;
-  }
-  // layout and reveal just the new items
-  this.layoutItems( items, true );
-  this.reveal( items );
-};
-
-/**
- * Layout prepended elements
- * @param {Array or NodeList or Element} elems
- */
-proto.prepended = function( elems ) {
-  var items = this._itemize( elems );
-  if ( !items.length ) {
-    return;
-  }
-  // add items to beginning of collection
-  var previousItems = this.items.slice(0);
-  this.items = items.concat( previousItems );
-  // start new layout
-  this._resetLayout();
-  this._manageStamps();
-  // layout new stuff without transition
-  this.layoutItems( items, true );
-  this.reveal( items );
-  // layout previous items
-  this.layoutItems( previousItems );
-};
-
-/**
- * reveal a collection of items
- * @param {Array of Outlayer.Items} items
- */
-proto.reveal = function( items ) {
-  this._emitCompleteOnItems( 'reveal', items );
-  if ( !items || !items.length ) {
-    return;
-  }
-  items.forEach( function( item ) {
-    item.reveal();
-  });
-};
-
-/**
- * hide a collection of items
- * @param {Array of Outlayer.Items} items
- */
-proto.hide = function( items ) {
-  this._emitCompleteOnItems( 'hide', items );
-  if ( !items || !items.length ) {
-    return;
-  }
-  items.forEach( function( item ) {
-    item.hide();
-  });
-};
-
-/**
- * reveal item elements
- * @param {Array}, {Element}, {NodeList} items
- */
-proto.revealItemElements = function( elems ) {
-  var items = this.getItems( elems );
-  this.reveal( items );
-};
-
-/**
- * hide item elements
- * @param {Array}, {Element}, {NodeList} items
- */
-proto.hideItemElements = function( elems ) {
-  var items = this.getItems( elems );
-  this.hide( items );
-};
-
-/**
- * get Outlayer.Item, given an Element
- * @param {Element} elem
- * @param {Function} callback
- * @returns {Outlayer.Item} item
- */
-proto.getItem = function( elem ) {
-  // loop through items to get the one that matches
-  for ( var i=0; i < this.items.length; i++ ) {
-    var item = this.items[i];
-    if ( item.element == elem ) {
-      // return item
-      return item;
-    }
-  }
-};
-
-/**
- * get collection of Outlayer.Items, given Elements
- * @param {Array} elems
- * @returns {Array} items - Outlayer.Items
- */
-proto.getItems = function( elems ) {
-  elems = utils.makeArray( elems );
-  var items = [];
-  elems.forEach( function( elem ) {
-    var item = this.getItem( elem );
-    if ( item ) {
-      items.push( item );
-    }
-  }, this );
-
-  return items;
-};
-
-/**
- * remove element(s) from instance and DOM
- * @param {Array or NodeList or Element} elems
- */
-proto.remove = function( elems ) {
-  var removeItems = this.getItems( elems );
-
-  this._emitCompleteOnItems( 'remove', removeItems );
-
-  // bail if no items to remove
-  if ( !removeItems || !removeItems.length ) {
-    return;
-  }
-
-  removeItems.forEach( function( item ) {
-    item.remove();
-    // remove item from collection
-    utils.removeFrom( this.items, item );
-  }, this );
-};
-
-// ----- destroy ----- //
-
-// remove and disable Outlayer instance
-proto.destroy = function() {
-  // clean up dynamic styles
-  var style = this.element.style;
-  style.height = '';
-  style.position = '';
-  style.width = '';
-  // destroy items
-  this.items.forEach( function( item ) {
-    item.destroy();
-  });
-
-  this.unbindResize();
-
-  var id = this.element.outlayerGUID;
-  delete instances[ id ]; // remove reference to instance by id
-  delete this.element.outlayerGUID;
-  // remove data for jQuery
-  if ( jQuery ) {
-    jQuery.removeData( this.element, this.constructor.namespace );
-  }
-
-};
-
-// -------------------------- data -------------------------- //
-
-/**
- * get Outlayer instance from element
- * @param {Element} elem
- * @returns {Outlayer}
- */
-Outlayer.data = function( elem ) {
-  elem = utils.getQueryElement( elem );
-  var id = elem && elem.outlayerGUID;
-  return id && instances[ id ];
-};
-
-
-// -------------------------- create Outlayer class -------------------------- //
-
-/**
- * create a layout class
- * @param {String} namespace
- */
-Outlayer.create = function( namespace, options ) {
-  // sub-class Outlayer
-  var Layout = subclass( Outlayer );
-  // apply new options and compatOptions
-  Layout.defaults = utils.extend( {}, Outlayer.defaults );
-  utils.extend( Layout.defaults, options );
-  Layout.compatOptions = utils.extend( {}, Outlayer.compatOptions  );
-
-  Layout.namespace = namespace;
-
-  Layout.data = Outlayer.data;
-
-  // sub-class Item
-  Layout.Item = subclass( Item );
-
-  // -------------------------- declarative -------------------------- //
-
-  utils.htmlInit( Layout, namespace );
-
-  // -------------------------- jQuery bridge -------------------------- //
-
-  // make into jQuery plugin
-  if ( jQuery && jQuery.bridget ) {
-    jQuery.bridget( namespace, Layout );
-  }
-
-  return Layout;
-};
-
-function subclass( Parent ) {
-  function SubClass() {
-    Parent.apply( this, arguments );
-  }
-
-  SubClass.prototype = Object.create( Parent.prototype );
-  SubClass.prototype.constructor = SubClass;
-
-  return SubClass;
-}
-
-// ----- fin ----- //
-
-// back in global
-Outlayer.Item = Item;
-
-return Outlayer;
-
-}));
-
-/**
- * Rect
- * low-level utility class for basic geometry
- */
-
-( function( window, factory ) {
-  // universal module definition
-  /* jshint strict: false */ /* globals define, module */
-  if ( typeof define == 'function' && define.amd ) {
-    // AMD
-    define( 'packery/rect',factory );
-  } else if ( typeof module == 'object' && module.exports ) {
-    // CommonJS
-    module.exports = factory();
-  } else {
-    // browser global
-    window.Packery = window.Packery || {};
-    window.Packery.Rect = factory();
-  }
-
-}( window, function factory() {
-'use strict';
-
-// -------------------------- Rect -------------------------- //
-
-function Rect( props ) {
-  // extend properties from defaults
-  for ( var prop in Rect.defaults ) {
-    this[ prop ] = Rect.defaults[ prop ];
-  }
-
-  for ( prop in props ) {
-    this[ prop ] = props[ prop ];
-  }
-
-}
-
-Rect.defaults = {
-  x: 0,
-  y: 0,
-  width: 0,
-  height: 0
-};
-
-var proto = Rect.prototype;
-
-/**
- * Determines whether or not this rectangle wholly encloses another rectangle or point.
- * @param {Rect} rect
- * @returns {Boolean}
-**/
-proto.contains = function( rect ) {
-  // points don't have width or height
-  var otherWidth = rect.width || 0;
-  var otherHeight = rect.height || 0;
-  return this.x <= rect.x &&
-    this.y <= rect.y &&
-    this.x + this.width >= rect.x + otherWidth &&
-    this.y + this.height >= rect.y + otherHeight;
-};
-
-/**
- * Determines whether or not the rectangle intersects with another.
- * @param {Rect} rect
- * @returns {Boolean}
-**/
-proto.overlaps = function( rect ) {
-  var thisRight = this.x + this.width;
-  var thisBottom = this.y + this.height;
-  var rectRight = rect.x + rect.width;
-  var rectBottom = rect.y + rect.height;
-
-  // http://stackoverflow.com/a/306332
-  return this.x < rectRight &&
-    thisRight > rect.x &&
-    this.y < rectBottom &&
-    thisBottom > rect.y;
-};
-
-/**
- * @param {Rect} rect - the overlapping rect
- * @returns {Array} freeRects - rects representing the area around the rect
-**/
-proto.getMaximalFreeRects = function( rect ) {
-
-  // if no intersection, return false
-  if ( !this.overlaps( rect ) ) {
-    return false;
-  }
-
-  var freeRects = [];
-  var freeRect;
-
-  var thisRight = this.x + this.width;
-  var thisBottom = this.y + this.height;
-  var rectRight = rect.x + rect.width;
-  var rectBottom = rect.y + rect.height;
-
-  // top
-  if ( this.y < rect.y ) {
-    freeRect = new Rect({
-      x: this.x,
-      y: this.y,
-      width: this.width,
-      height: rect.y - this.y
-    });
-    freeRects.push( freeRect );
-  }
-
-  // right
-  if ( thisRight > rectRight ) {
-    freeRect = new Rect({
-      x: rectRight,
-      y: this.y,
-      width: thisRight - rectRight,
-      height: this.height
-    });
-    freeRects.push( freeRect );
-  }
-
-  // bottom
-  if ( thisBottom > rectBottom ) {
-    freeRect = new Rect({
-      x: this.x,
-      y: rectBottom,
-      width: this.width,
-      height: thisBottom - rectBottom
-    });
-    freeRects.push( freeRect );
-  }
-
-  // left
-  if ( this.x < rect.x ) {
-    freeRect = new Rect({
-      x: this.x,
-      y: this.y,
-      width: rect.x - this.x,
-      height: this.height
-    });
-    freeRects.push( freeRect );
-  }
-
-  return freeRects;
-};
-
-proto.canFit = function( rect ) {
-  return this.width >= rect.width && this.height >= rect.height;
-};
-
-return Rect;
-
-}));
-
-/**
- * Packer
- * bin-packing algorithm
- */
-
-( function( window, factory ) {
-  // universal module definition
-  /* jshint strict: false */ /* globals define, module, require */
-  if ( typeof define == 'function' && define.amd ) {
-    // AMD
-    define( 'packery/packer',[ './rect' ], factory );
-  } else if ( typeof module == 'object' && module.exports ) {
-    // CommonJS
-    module.exports = factory(
-      require('./rect')
-    );
-  } else {
-    // browser global
-    var Packery = window.Packery = window.Packery || {};
-    Packery.Packer = factory( Packery.Rect );
-  }
-
-}( window, function factory( Rect ) {
-'use strict';
-
-// -------------------------- Packer -------------------------- //
-
-/**
- * @param {Number} width
- * @param {Number} height
- * @param {String} sortDirection
- *   topLeft for vertical, leftTop for horizontal
- */
-function Packer( width, height, sortDirection ) {
-  this.width = width || 0;
-  this.height = height || 0;
-  this.sortDirection = sortDirection || 'downwardLeftToRight';
-
-  this.reset();
-}
-
-var proto = Packer.prototype;
-
-proto.reset = function() {
-  this.spaces = [];
-
-  var initialSpace = new Rect({
-    x: 0,
-    y: 0,
-    width: this.width,
-    height: this.height
-  });
-
-  this.spaces.push( initialSpace );
-  // set sorter
-  this.sorter = sorters[ this.sortDirection ] || sorters.downwardLeftToRight;
-};
-
-// change x and y of rect to fit with in Packer's available spaces
-proto.pack = function( rect ) {
-  for ( var i=0; i < this.spaces.length; i++ ) {
-    var space = this.spaces[i];
-    if ( space.canFit( rect ) ) {
-      this.placeInSpace( rect, space );
-      break;
-    }
-  }
-};
-
-proto.columnPack = function( rect ) {
-  for ( var i=0; i < this.spaces.length; i++ ) {
-    var space = this.spaces[i];
-    var canFitInSpaceColumn = space.x <= rect.x &&
-      space.x + space.width >= rect.x + rect.width &&
-      space.height >= rect.height - 0.01; // fudge number for rounding error
-    if ( canFitInSpaceColumn ) {
-      rect.y = space.y;
-      this.placed( rect );
-      break;
-    }
-  }
-};
-
-proto.rowPack = function( rect ) {
-  for ( var i=0; i < this.spaces.length; i++ ) {
-    var space = this.spaces[i];
-    var canFitInSpaceRow = space.y <= rect.y &&
-      space.y + space.height >= rect.y + rect.height &&
-      space.width >= rect.width - 0.01; // fudge number for rounding error
-    if ( canFitInSpaceRow ) {
-      rect.x = space.x;
-      this.placed( rect );
-      break;
-    }
-  }
-};
-
-proto.placeInSpace = function( rect, space ) {
-  // place rect in space
-  rect.x = space.x;
-  rect.y = space.y;
-
-  this.placed( rect );
-};
-
-// update spaces with placed rect
-proto.placed = function( rect ) {
-  // update spaces
-  var revisedSpaces = [];
-  for ( var i=0; i < this.spaces.length; i++ ) {
-    var space = this.spaces[i];
-    var newSpaces = space.getMaximalFreeRects( rect );
-    // add either the original space or the new spaces to the revised spaces
-    if ( newSpaces ) {
-      revisedSpaces.push.apply( revisedSpaces, newSpaces );
-    } else {
-      revisedSpaces.push( space );
-    }
-  }
-
-  this.spaces = revisedSpaces;
-
-  this.mergeSortSpaces();
-};
-
-proto.mergeSortSpaces = function() {
-  // remove redundant spaces
-  Packer.mergeRects( this.spaces );
-  this.spaces.sort( this.sorter );
-};
-
-// add a space back
-proto.addSpace = function( rect ) {
-  this.spaces.push( rect );
-  this.mergeSortSpaces();
-};
-
-// -------------------------- utility functions -------------------------- //
-
-/**
- * Remove redundant rectangle from array of rectangles
- * @param {Array} rects: an array of Rects
- * @returns {Array} rects: an array of Rects
-**/
-Packer.mergeRects = function( rects ) {
-  var i = 0;
-  var rect = rects[i];
-
-  rectLoop:
-  while ( rect ) {
-    var j = 0;
-    var compareRect = rects[ i + j ];
-
-    while ( compareRect ) {
-      if  ( compareRect == rect ) {
-        j++; // next
-      } else if ( compareRect.contains( rect ) ) {
-        // remove rect
-        rects.splice( i, 1 );
-        rect = rects[i]; // set next rect
-        continue rectLoop; // bail on compareLoop
-      } else if ( rect.contains( compareRect ) ) {
-        // remove compareRect
-        rects.splice( i + j, 1 );
-      } else {
-        j++;
-      }
-      compareRect = rects[ i + j ]; // set next compareRect
-    }
-    i++;
-    rect = rects[i];
-  }
-
-  return rects;
-};
-
-
-// -------------------------- sorters -------------------------- //
-
-// functions for sorting rects in order
-var sorters = {
-  // top down, then left to right
-  downwardLeftToRight: function( a, b ) {
-    return a.y - b.y || a.x - b.x;
-  },
-  // left to right, then top down
-  rightwardTopToBottom: function( a, b ) {
-    return a.x - b.x || a.y - b.y;
-  }
-};
-
-
-// --------------------------  -------------------------- //
-
-return Packer;
-
-}));
-
-/**
- * Packery Item Element
-**/
-
-( function( window, factory ) {
-  // universal module definition
-  /* jshint strict: false */ /* globals define, module, require */
-  if ( typeof define == 'function' && define.amd ) {
-    // AMD
-    define( 'packery/item',[
-        'outlayer/outlayer',
-        './rect'
-      ],
-      factory );
-  } else if ( typeof module == 'object' && module.exports ) {
-    // CommonJS
-    module.exports = factory(
-      require('outlayer'),
-      require('./rect')
-    );
-  } else {
-    // browser global
-    window.Packery.Item = factory(
-      window.Outlayer,
-      window.Packery.Rect
-    );
-  }
-
-}( window, function factory( Outlayer, Rect ) {
-'use strict';
-
-// -------------------------- Item -------------------------- //
-
-var docElemStyle = document.documentElement.style;
-
-var transformProperty = typeof docElemStyle.transform == 'string' ?
-  'transform' : 'WebkitTransform';
-
-// sub-class Item
-var Item = function PackeryItem() {
-  Outlayer.Item.apply( this, arguments );
-};
-
-var proto = Item.prototype = Object.create( Outlayer.Item.prototype );
-
-var __create = proto._create;
-proto._create = function() {
-  // call default _create logic
-  __create.call( this );
-  this.rect = new Rect();
-};
-
-var _moveTo = proto.moveTo;
-proto.moveTo = function( x, y ) {
-  // don't shift 1px while dragging
-  var dx = Math.abs( this.position.x - x );
-  var dy = Math.abs( this.position.y - y );
-
-  var canHackGoTo = this.layout.dragItemCount && !this.isPlacing &&
-    !this.isTransitioning && dx < 1 && dy < 1;
-  if ( canHackGoTo ) {
-    this.goTo( x, y );
-    return;
-  }
-  _moveTo.apply( this, arguments );
-};
-
-// -------------------------- placing -------------------------- //
-
-proto.enablePlacing = function() {
-  this.removeTransitionStyles();
-  // remove transform property from transition
-  if ( this.isTransitioning && transformProperty ) {
-    this.element.style[ transformProperty ] = 'none';
-  }
-  this.isTransitioning = false;
-  this.getSize();
-  this.layout._setRectSize( this.element, this.rect );
-  this.isPlacing = true;
-};
-
-proto.disablePlacing = function() {
-  this.isPlacing = false;
-};
-
-// -----  ----- //
-
-// remove element from DOM
-proto.removeElem = function() {
-  this.element.parentNode.removeChild( this.element );
-  // add space back to packer
-  this.layout.packer.addSpace( this.rect );
-  this.emitEvent( 'remove', [ this ] );
-};
-
-// ----- dropPlaceholder ----- //
-
-proto.showDropPlaceholder = function() {
-  var dropPlaceholder = this.dropPlaceholder;
-  if ( !dropPlaceholder ) {
-    // create dropPlaceholder
-    dropPlaceholder = this.dropPlaceholder = document.createElement('div');
-    dropPlaceholder.className = 'packery-drop-placeholder';
-    dropPlaceholder.style.position = 'absolute';
-  }
-
-  dropPlaceholder.style.width = this.size.width + 'px';
-  dropPlaceholder.style.height = this.size.height + 'px';
-  this.positionDropPlaceholder();
-  this.layout.element.appendChild( dropPlaceholder );
-};
-
-proto.positionDropPlaceholder = function() {
-  this.dropPlaceholder.style[ transformProperty ] = 'translate(' +
-    this.rect.x + 'px, ' + this.rect.y + 'px)';
-};
-
-proto.hideDropPlaceholder = function() {
-  this.layout.element.removeChild( this.dropPlaceholder );
-};
-
-// -----  ----- //
-
-return Item;
-
-}));
-
-/*!
- * Packery v2.0.0
- * Gapless, draggable grid layouts
- *
- * Licensed GPLv3 for open source use
- * or Packery Commercial License for commercial use
- *
- * http://packery.metafizzy.co
- * Copyright 2016 Metafizzy
- */
-
-( function( window, factory ) {
-  // universal module definition
-  /* jshint strict: false */ /* globals define, module, require */
-  if ( typeof define == 'function' && define.amd ) {
-    // AMD
-    define( [
-        'get-size/get-size',
-        'outlayer/outlayer',
-        './rect',
-        './packer',
-        './item'
-      ],
-      factory );
-  } else if ( typeof module == 'object' && module.exports ) {
-    // CommonJS
-    module.exports = factory(
-      require('get-size'),
-      require('outlayer'),
-      require('./rect'),
-      require('./packer'),
-      require('./item')
-    );
-  } else {
-    // browser global
-    window.Packery = factory(
-      window.getSize,
-      window.Outlayer,
-      window.Packery.Rect,
-      window.Packery.Packer,
-      window.Packery.Item
-    );
-  }
-
-}( window, function factory( getSize, Outlayer, Rect, Packer, Item ) {
-'use strict';
-
-// ----- Rect ----- //
-
-// allow for pixel rounding errors IE8-IE11 & Firefox; #227
-Rect.prototype.canFit = function( rect ) {
-  return this.width >= rect.width - 1 && this.height >= rect.height - 1;
-};
-
-// -------------------------- Packery -------------------------- //
-
-// create an Outlayer layout class
-var Packery = Outlayer.create('packery');
-Packery.Item = Item;
-
-var proto = Packery.prototype;
-
-// get JSON-friendly data for items positions
-Packery.prototype.getShiftPositions = function( attrName ) {
-  attrName = attrName || 'id';
-  var _this = this;
-  return this.items.map( function( item ) {
-    //console.log ("x for "+item.element.getAttribute(attrName)+" is " + item.rect.x);
-    return {
-      attr: item.element.getAttribute( attrName ),
-      size: item.element.getAttribute ("data-item-size"),
-      display: item.element.getAttribute ("data-item-listdisplay"),
-      x: item.rect.x / _this.packer.width,
-      y: item.rect.y / _this.packer.height
-    }
-  });
-};
-
-// get JSON-friendly data for items positions
-Packery.prototype.EHgetShiftPositions = function( attrName ) {
-  attrName = attrName || 'id';
-  var _this = this;
-  return this.items.map( function( item ) {
-    return {
-      attr: item.element.getAttribute( attrName ),
-      size: item.element.getAttribute ("eh-data-item-size"),
-      display: item.element.getAttribute ("eh-data-item-listdisplay"),
-      x: item.rect.x / _this.packer.width,
-      y: item.rect.y / _this.packer.height
-    }
-  });
-};
-Packery.prototype.initShiftLayout = function( positions, attr ) {
-  if ( !positions ) {
-    // if no initial positions, run packery layout
-    this.layout();
-    return;
-  }
-  // parse string to JSON
-  if ( typeof positions == 'string' ) {
-    try {
-      positions = JSON.parse( positions );
-    } catch( error ) {
-      console.error( 'JSON parse error: ' + error );
-      this.layout();
-      return;
-    }
-  }
-
-  attr = attr || 'id'; // default to id attribute
-  this._resetLayout();
-  // set item order and horizontal position from saved positions
-  this.items = positions.map( function( itemPosition ) {
-    var selector = '[' + attr + '="' + itemPosition.attr  + '"]'
-    var itemElem = this.element.querySelector( selector );
-    var item = this.getItem( itemElem );
-    item.rect.x = itemPosition.x * this.packer.width;
-    //item.rect.x = Math.ceil(itemPosition.x * this.packer.width);
-    item.rect.y = itemPosition.y * this.packer.height;
-    //console.log ("X computed as " + item.rect.x);
-    return item;
-  }, this );
-  this.shiftLayout();
-};
-
-proto._create = function() {
-  // call super
-  Outlayer.prototype._create.call( this );
-
-  // initial properties
-  this.packer = new Packer();
-  // packer for drop targets
-  this.shiftPacker = new Packer();
-  this.isEnabled = true;
-
-  this.dragItemCount = 0;
-
-  // create drag handlers
-  var _this = this;
-  this.handleDraggabilly = {
-    dragStart: function() {
-      _this.itemDragStart( this.element );
-    },
-    dragMove: function() {
-      _this.itemDragMove( this.element, this.position.x, this.position.y );
-    },
-    dragEnd: function() {
-      _this.itemDragEnd( this.element );
-    }
-  };
-
-  this.handleUIDraggable = {
-    start: function handleUIDraggableStart( event, ui ) {
-      // HTML5 may trigger dragstart, dismiss HTML5 dragging
-      if ( !ui ) {
-        return;
-      }
-      _this.itemDragStart( event.currentTarget );
-    },
-    drag: function handleUIDraggableDrag( event, ui ) {
-      if ( !ui ) {
-        return;
-      }
-      _this.itemDragMove( event.currentTarget, ui.position.left, ui.position.top );
-    },
-    stop: function handleUIDraggableStop( event, ui ) {
-      if ( !ui ) {
-        return;
-      }
-      _this.itemDragEnd( event.currentTarget );
-    }
-  };
-
-};
-
-
-// ----- init & layout ----- //
-
-/**
- * logic before any new layout
- */
-proto._resetLayout = function() {
-  this.getSize();
-
-  this._getMeasurements();
-
-  // reset packer
-  var width, height, sortDirection;
-  // packer settings, if horizontal or vertical
-  if ( this._getOption('horizontal') ) {
-    width = Infinity;
-    height = this.size.innerHeight + this.gutter;
-    sortDirection = 'rightwardTopToBottom';
-  } else {
-    width = this.size.innerWidth + this.gutter;
-    height = Infinity;
-    sortDirection = 'downwardLeftToRight';
-  }
-
-  this.packer.width = this.shiftPacker.width = width;
-  this.packer.height = this.shiftPacker.height = height;
-  this.packer.sortDirection = this.shiftPacker.sortDirection = sortDirection;
-
-  this.packer.reset();
-
-  // layout
-  this.maxY = 0;
-  this.maxX = 0;
-};
-
-/**
- * update columnWidth, rowHeight, & gutter
- * @private
- */
-proto._getMeasurements = function() {
-  this._getMeasurement( 'columnWidth', 'width' );
-  this._getMeasurement( 'rowHeight', 'height' );
-  this._getMeasurement( 'gutter', 'width' );
-};
-
-proto._getItemLayoutPosition = function( item ) {
-  this._setRectSize( item.element, item.rect );
-  if ( this.isShifting || this.dragItemCount > 0 ) {
-    var packMethod = this._getPackMethod();
-    this.packer[ packMethod ]( item.rect );
-  } else {
-    this.packer.pack( item.rect );
-  }
-
-  this._setMaxXY( item.rect );
-  return item.rect;
-};
-
-proto.shiftLayout = function() {
-  this.isShifting = true;
-  this.layout();
-  delete this.isShifting;
-};
-
-proto._getPackMethod = function() {
-  return this._getOption('horizontal') ? 'rowPack' : 'columnPack';
-};
-
-
-/**
- * set max X and Y value, for size of container
- * @param {Packery.Rect} rect
- * @private
- */
-proto._setMaxXY = function( rect ) {
-  this.maxX = Math.max( rect.x + rect.width, this.maxX );
-  this.maxY = Math.max( rect.y + rect.height, this.maxY );
-};
-
-/**
- * set the width and height of a rect, applying columnWidth and rowHeight
- * @param {Element} elem
- * @param {Packery.Rect} rect
- */
-proto._setRectSize = function( elem, rect ) {
-  var size = getSize( elem );
-  var w = size.outerWidth;
-  var h = size.outerHeight;
-  // size for columnWidth and rowHeight, if available
-  // only check if size is non-zero, #177
-  if ( w || h ) {
-    w = this._applyGridGutter( w, this.columnWidth );
-    h = this._applyGridGutter( h, this.rowHeight );
-  }
-  // rect must fit in packer
-  rect.width = Math.min( w, this.packer.width );
-  rect.height = Math.min( h, this.packer.height );
-};
-
-/**
- * fits item to columnWidth/rowHeight and adds gutter
- * @param {Number} measurement - item width or height
- * @param {Number} gridSize - columnWidth or rowHeight
- * @returns measurement
- */
-proto._applyGridGutter = function( measurement, gridSize ) {
-  // just add gutter if no gridSize
-  if ( !gridSize ) {
-    return measurement + this.gutter;
-  }
-  gridSize += this.gutter;
-  // fit item to columnWidth/rowHeight
-  var remainder = measurement % gridSize;
-  var mathMethod = remainder && remainder < 1 ? 'round' : 'ceil';
-  measurement = Math[ mathMethod ]( measurement / gridSize ) * gridSize;
-  return measurement;
-};
-
-proto._getContainerSize = function() {
-  if ( this._getOption('horizontal') ) {
-    return {
-      width: this.maxX - this.gutter
-    };
-  } else {
-    return {
-      height: this.maxY - this.gutter
-    };
-  }
-};
-
-
-// -------------------------- stamp -------------------------- //
-
-/**
- * makes space for element
- * @param {Element} elem
- */
-proto._manageStamp = function( elem ) {
-
-  var item = this.getItem( elem );
-  var rect;
-  if ( item && item.isPlacing ) {
-    rect = item.rect;
-  } else {
-    var offset = this._getElementOffset( elem );
-    rect = new Rect({
-      x: this._getOption('originLeft') ? offset.left : offset.right,
-      y: this._getOption('originTop') ? offset.top : offset.bottom
-    });
-  }
-
-  this._setRectSize( elem, rect );
-  // save its space in the packer
-  this.packer.placed( rect );
-  this._setMaxXY( rect );
-};
-
-// -------------------------- methods -------------------------- //
-
-function verticalSorter( a, b ) {
-  return a.position.y - b.position.y || a.position.x - b.position.x;
-}
-
-function horizontalSorter( a, b ) {
-  return a.position.x - b.position.x || a.position.y - b.position.y;
-}
-
-proto.sortItemsByPosition = function() {
-  var sorter = this._getOption('horizontal') ? horizontalSorter : verticalSorter;
-  this.items.sort( sorter );
-};
-
-/**
- * Fit item element in its current position
- * Packery will position elements around it
- * useful for expanding elements
- *
- * @param {Element} elem
- * @param {Number} x - horizontal destination position, optional
- * @param {Number} y - vertical destination position, optional
- */
-proto.fit = function( elem, x, y ) {
-  var item = this.getItem( elem );
-  if ( !item ) {
-    return;
-  }
-
-  // stamp item to get it out of layout
-  this.stamp( item.element );
-  // set placing flag
-  item.enablePlacing();
-  this.updateShiftTargets( item );
-  // fall back to current position for fitting
-  x = x === undefined ? item.rect.x: x;
-  y = y === undefined ? item.rect.y: y;
-  // position it best at its destination
-  this.shift( item, x, y );
-  this._bindFitEvents( item );
-  item.moveTo( item.rect.x, item.rect.y );
-  // layout everything else
-  this.shiftLayout();
-  // return back to regularly scheduled programming
-  this.unstamp( item.element );
-  this.sortItemsByPosition();
-  item.disablePlacing();
-};
-
-/**
- * emit event when item is fit and other items are laid out
- * @param {Packery.Item} item
- * @private
- */
-proto._bindFitEvents = function( item ) {
-  var _this = this;
-  var ticks = 0;
-  function onLayout() {
-    ticks++;
-    if ( ticks != 2 ) {
-      return;
-    }
-    _this.dispatchEvent( 'fitComplete', null, [ item ] );
-  }
-  // when item is laid out
-  item.once( 'layout', onLayout );
-  // when all items are laid out
-  this.once( 'layoutComplete', onLayout );
-};
-
-// -------------------------- resize -------------------------- //
-
-// debounced, layout on resize
-proto.resize = function(force) {
-  // don't trigger if size did not change
-  // or if resize was unbound. See #285, outlayer#9
-  if ( !force && (!this.isResizeBound || !this.needsResizeLayout()) ) {
-    return;
-  }
-
-  if ( this.options.shiftPercentResize ) {
-    this.resizeShiftPercentLayout();
-  } else {
-    this.layout();
-  }
-};
-
-/**
- * check if layout is needed post layout
- * @returns Boolean
- */
-proto.needsResizeLayout = function() {
-  var size = getSize( this.element );
-  var innerSize = this._getOption('horizontal') ? 'innerHeight' : 'innerWidth';
-  return size[ innerSize ] != this.size[ innerSize ];
-};
-
-proto.resizeShiftPercentLayout = function() {
-  var items = this._getItemsForLayout( this.items );
-
-  var isHorizontal = this._getOption('horizontal');
-  var coord = isHorizontal ? 'y' : 'x';
-  var measure = isHorizontal ? 'height' : 'width';
-  var segmentName = isHorizontal ? 'rowHeight' : 'columnWidth';
-  var innerSize = isHorizontal ? 'innerHeight' : 'innerWidth';
-
-  // proportional re-align items
-  var previousSegment = this[ segmentName ];
-  previousSegment = previousSegment && previousSegment + this.gutter;
-
-  if ( previousSegment ) {
-    this._getMeasurements();
-    var currentSegment = this[ segmentName ] + this.gutter;
-    items.forEach( function( item ) {
-      var seg = Math.round( item.rect[ coord ] / previousSegment );
-      item.rect[ coord ] = seg * currentSegment;
-    });
-  } else {
-    var currentSize = getSize( this.element )[ innerSize ] + this.gutter;
-    var previousSize = this.packer[ measure ];
-    items.forEach( function( item ) {
-      item.rect[ coord ] = ( item.rect[ coord ] / previousSize ) * currentSize;
-    });
-  }
-
-  this.shiftLayout();
-};
-
-// -------------------------- drag -------------------------- //
-
-/**
- * handle an item drag start event
- * @param {Element} elem
- */
-proto.itemDragStart = function( elem ) {
-  if ( !this.isEnabled ) {
-    return;
-  }
-  this.stamp( elem );
-  // this.ignore( elem );
-  var item = this.getItem( elem );
-  if ( !item ) {
-    return;
-  }
-
-  item.enablePlacing();
-  item.showDropPlaceholder();
-  this.dragItemCount++;
-  this.updateShiftTargets( item );
-};
-
-proto.updateShiftTargets = function( dropItem ) {
-  this.shiftPacker.reset();
-
-  // pack stamps
-  this._getBoundingRect();
-  var isOriginLeft = this._getOption('originLeft');
-  var isOriginTop = this._getOption('originTop');
-  this.stamps.forEach( function( stamp ) {
-    // ignore dragged item
-    var item = this.getItem( stamp );
-    if ( item && item.isPlacing ) {
-      return;
-    }
-    var offset = this._getElementOffset( stamp );
-    var rect = new Rect({
-      x: isOriginLeft ? offset.left : offset.right,
-      y: isOriginTop ? offset.top : offset.bottom
-    });
-    this._setRectSize( stamp, rect );
-    // save its space in the packer
-    this.shiftPacker.placed( rect );
-  }, this );
-
-  // reset shiftTargets
-  var isHorizontal = this._getOption('horizontal');
-  var segmentName = isHorizontal ? 'rowHeight' : 'columnWidth';
-  var measure = isHorizontal ? 'height' : 'width';
-
-  this.shiftTargetKeys = [];
-  this.shiftTargets = [];
-  var boundsSize;
-  var segment = this[ segmentName ];
-  segment = segment && segment + this.gutter;
-
-  if ( segment ) {
-    var segmentSpan = Math.ceil( dropItem.rect[ measure ] / segment );
-    var segs = Math.floor( ( this.shiftPacker[ measure ] + this.gutter ) / segment );
-    boundsSize = ( segs - segmentSpan ) * segment;
-    // add targets on top
-    for ( var i=0; i < segs; i++ ) {
-      this._addShiftTarget( i * segment, 0, boundsSize );
-    }
-  } else {
-    boundsSize = ( this.shiftPacker[ measure ] + this.gutter ) - dropItem.rect[ measure ];
-    this._addShiftTarget( 0, 0, boundsSize );
-  }
-
-  // pack each item to measure where shiftTargets are
-  var items = this._getItemsForLayout( this.items );
-  var packMethod = this._getPackMethod();
-  items.forEach( function( item ) {
-    var rect = item.rect;
-    this._setRectSize( item.element, rect );
-    this.shiftPacker[ packMethod ]( rect );
-
-    // add top left corner
-    this._addShiftTarget( rect.x, rect.y, boundsSize );
-    // add bottom left / top right corner
-    var cornerX = isHorizontal ? rect.x + rect.width : rect.x;
-    var cornerY = isHorizontal ? rect.y : rect.y + rect.height;
-    this._addShiftTarget( cornerX, cornerY, boundsSize );
-
-    if ( segment ) {
-      // add targets for each column on bottom / row on right
-      var segSpan = Math.round( rect[ measure ] / segment );
-      for ( var i=1; i < segSpan; i++ ) {
-        var segX = isHorizontal ? cornerX : rect.x + segment * i;
-        var segY = isHorizontal ? rect.y + segment * i : cornerY;
-        this._addShiftTarget( segX, segY, boundsSize );
-      }
-    }
-  }, this );
-
-};
-
-proto._addShiftTarget = function( x, y, boundsSize ) {
-  var checkCoord = this._getOption('horizontal') ? y : x;
-  if ( checkCoord !== 0 && checkCoord > boundsSize ) {
-    return;
-  }
-  // create string for a key, easier to keep track of what targets
-  var key = x + ',' + y;
-  var hasKey = this.shiftTargetKeys.indexOf( key ) != -1;
-  if ( hasKey ) {
-    return;
-  }
-  this.shiftTargetKeys.push( key );
-  this.shiftTargets.push({ x: x, y: y });
-};
-
-// -------------------------- drop -------------------------- //
-
-proto.shift = function( item, x, y ) {
-  var shiftPosition;
-  var minDistance = Infinity;
-  var position = { x: x, y: y };
-  this.shiftTargets.forEach( function( target ) {
-    var distance = getDistance( target, position );
-    if ( distance < minDistance ) {
-      shiftPosition = target;
-      minDistance = distance;
-    }
-  });
-  item.rect.x = shiftPosition.x;
-  item.rect.y = shiftPosition.y;
-};
-
-function getDistance( a, b ) {
-  var dx = b.x - a.x;
-  var dy = b.y - a.y;
-  return Math.sqrt( dx * dx + dy * dy );
-}
-
-// -------------------------- drag move -------------------------- //
-
-var DRAG_THROTTLE_TIME = 120;
-
-/**
- * handle an item drag move event
- * @param {Element} elem
- * @param {Number} x - horizontal change in position
- * @param {Number} y - vertical change in position
- */
-proto.itemDragMove = function( elem, x, y ) {
-  var item = this.isEnabled && this.getItem( elem );
-  if ( !item ) {
-    return;
-  }
-
-  x -= this.size.paddingLeft;
-  y -= this.size.paddingTop;
-
-  var _this = this;
-  function onDrag() {
-    _this.shift( item, x, y );
-    item.positionDropPlaceholder();
-    _this.layout();
-  }
-
-  // throttle
-  var now = new Date();
-  if ( this._itemDragTime && now - this._itemDragTime < DRAG_THROTTLE_TIME ) {
-    clearTimeout( this.dragTimeout );
-    this.dragTimeout = setTimeout( onDrag, DRAG_THROTTLE_TIME );
-  } else {
-    onDrag();
-    this._itemDragTime = now;
-  }
-};
-
-// -------------------------- drag end -------------------------- //
-
-/**
- * handle an item drag end event
- * @param {Element} elem
- */
-proto.itemDragEnd = function( elem ) {
-  var item = this.isEnabled && this.getItem( elem );
-  if ( !item ) {
-    return;
-  }
-
-  clearTimeout( this.dragTimeout );
-  item.element.classList.add('is-positioning-post-drag');
-
-  var completeCount = 0;
-  var _this = this;
-  function onDragEndLayoutComplete() {
-    completeCount++;
-    if ( completeCount != 2 ) {
-      return;
-    }
-    // reset drag item
-    item.element.classList.remove('is-positioning-post-drag');
-    item.hideDropPlaceholder();
-    _this.dispatchEvent( 'dragItemPositioned', null, [ item ] );
-  }
-
-  item.once( 'layout', onDragEndLayoutComplete );
-  this.once( 'layoutComplete', onDragEndLayoutComplete );
-  item.moveTo( item.rect.x, item.rect.y );
-  this.layout();
-  this.dragItemCount = Math.max( 0, this.dragItemCount - 1 );
-  this.sortItemsByPosition();
-  item.disablePlacing();
-  this.unstamp( item.element );
-};
-
-/**
- * binds Draggabilly events
- * @param {Draggabilly} draggie
- */
-proto.bindDraggabillyEvents = function( draggie ) {
-  this._bindDraggabillyEvents( draggie, 'on' );
-};
-
-proto.unbindDraggabillyEvents = function( draggie ) {
-  this._bindDraggabillyEvents( draggie, 'off' );
-};
-
-proto._bindDraggabillyEvents = function( draggie, method ) {
-  var handlers = this.handleDraggabilly;
-  draggie[ method ]( 'dragStart', handlers.dragStart );
-  draggie[ method ]( 'dragMove', handlers.dragMove );
-  draggie[ method ]( 'dragEnd', handlers.dragEnd );
-};
-
-/**
- * binds jQuery UI Draggable events
- * @param {jQuery} $elems
- */
-proto.bindUIDraggableEvents = function( $elems ) {
-  this._bindUIDraggableEvents( $elems, 'on' );
-};
-
-proto.unbindUIDraggableEvents = function( $elems ) {
-  this._bindUIDraggableEvents( $elems, 'off' );
-};
-
-proto._bindUIDraggableEvents = function( $elems, method ) {
-  var handlers = this.handleUIDraggable;
-  $elems
-    [ method ]( 'dragstart', handlers.start )
-    [ method ]( 'drag', handlers.drag )
-    [ method ]( 'dragstop', handlers.stop );
-};
-
-// ----- destroy ----- //
-
-var _destroy = proto.destroy;
-proto.destroy = function() {
-  _destroy.apply( this, arguments );
-  // disable flag; prevent drag events from triggering. #72
-  this.isEnabled = false;
-};
-
-// -----  ----- //
-
-Packery.Rect = Rect;
-Packery.Packer = Packer;
-
-return Packery;
-
-}));
-