title: Angularjs: How to include empty option in select when using ng-option
body: <p>How can I add empty option in the beginning when I use ng-option to provide predefined list of options which doesn't include empty one?</p>
  
  <p>An example in jade</p>
  
  <pre><code>select(ng-model="property.Value", ng-options="item.Value as item.Name for item in property.Choices")
  </code></pre>