'options-html': {
      scope: {selectedIcon: '', icons: [{value: 'Gear', label: '<i class="fa fa-gear"></i> Gear'}, {value: 'Globe', label: '<i class="fa fa-globe"></i> Globe'}, {value: 'Heart', label: '<i class="fa fa-heart"></i> Heart'}, {value: 'Camera', label: '<i class="fa fa-camera"></i> Camera'}]},
      element: '<input type="text" class="form-control" ng-model="selectedIcon" data-html="{{html}}" bs-options="icon.value as icon.label for icon in icons" bs-typeahead>'
    },