title: How to empty or clear input in angucomplete-alt
body: <p>i cannot clear dynamically</p>
  
  <p><div class="snippet" data-lang="js" data-hide="false" data-console="false">
  <div class="snippet-code">
  <pre class="snippet-code-js lang-js prettyprint-override"><code>&lt;angucomplete-alt 
    id="auto-clients"
    placeholder="Select Client"
    pause="100"
    selected-object="vm.curClient"
    initial-value="vm.client"
    local-data="vm.clients"
    search-fields="name"
    title-field="name"
    minlength="1"
    input-class="form-control"
    match-class="text-info" 
  /&gt;</code></pre>
  </div>
  </div>
  </p>
  
  <p>Can I do it with some event like <code>function resetFilter() { vm.client = '' };</code>
  ?</p>