<div class="umb-editor" ng-controller="Umbraco.PrevalueEditors.MultiValuesController">
    <div class="control-group">
        <input name="newItem" type="text" ng-model="newItem" val-highlight="{{hasError}}" />
        <button class="btn" ng-click="add($event)">Add</button>
    </div>
    <div ui-sortable="sortableOptions">
        <div class="control-group" ng-repeat="item in model.value">
            <i class="icon icon-navigation handle"></i>
            <input type="text" ng-model="item.value" val-serv