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diff --git a/js/vendor/get-size/get-size.js b/js/vendor/get-size/get-size.js
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+++ b/js/vendor/get-size/get-size.js
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+/*!
+ * 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( 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 );
+
+  getSize.isBoxSizeOuter = isBoxSizeOuter = 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;
+
+});