text: $.jsoneditor.iconlibs.foundation3 = $.jsoneditor.AbstractIconLib.extend({
    mapping: {
      collapse: 'minus',
      expand: 'plus',
      delete: 'x',
      edit: 'pencil',
      add: 'page-add',
      cancel: 'x-circle',
      save: 'save',
      moveup: 'arrow-up',
      movedown: 'arrow-down'
    },
    icon_prefix: 'fi-'
  });
  