title: How to add Search in Details Modal Picker lightswitch
body: <p>On my screen i have Details modal picker which gives all accounts(Contracter) name from tb_account.
  I want to add search in the Contracter dialog, I have already made a sorted and filtered query, and binded to "Contracter's Details modal picker" but can't figure how to add search in Contracter Dialog.</p>
  
  <p>see image:</p>
  
  <p><img src="https://i.stack.imgur.com/nMC2Q.jpg" alt="need search box"></p>
  
  <p>I am using Lightswitch 2013 Html Client with c# and JS.
  Thanks</p>