title: didRangeBeacons method not getting called when display is Off
body: <p>i'm working with ibeacons from couple of weeks, i was trying to post some local notifications  , when the iphone hits the beaconregion(when proximity near).</p>
  
  <p>It was working fine when the app  is in background with locked and with display on, but when my display turns black , 
  didRangeBeacons method stopped getting called. </p>
  
  <p>I know by using the </p>
  
  <pre><code> region.notifyEntryStateOnDisplay = true;
  </code></pre>
  
  <p>we can get notified while the display on.</p>
  
  <p>Is there any way that i can achieve posting notification while the app is background with locked and display off. </p>
  
  <p>Please help me out.</p>