cmsmon/frontend/components/formly/multi-select.html

<ui-select multiple data-ng-model="model[options.key]" theme="bootstrap" append-to-body="true">
    <ui-select-match placeholder="{{to.placeholder}}">
        {{$item.name}}
    </ui-select-match>
    <ui-select-choices data-repeat="item.value as item in to.options | filterBy: ['name']: $select.search">
        <div ng-bind-html="item.name | highlight: $select.search"></div>
    </ui-select-choices>
</ui-select>