title: sap.m.select values not selecting correclty
body: <p>I have a  sap.m.inputlistitem  with content as sap.m.select.
  The list and select  are binded to a JSON model.
  The list is rendered with select(dropdown) values properly but the problem is......</p>
  <p>when I select another element than default value in dropdown/select ,the value is not getting selected ,</p>
  <p>ex:</p>
  <p>lets say i had a dropdown with 3 values / 3 select options</p>
  <ul>
  <li>sapui5</li>
  <li>backbone</li>
  <li>angualrjs</li>
  </ul>
  <p>now, when i select backbone, from dropdown list ,its selected ,but when i want to select sapui5 again its not selected...</p>
  <p>any ideas ????</p>