Merge changes Idbaca1df,Ie7824ce2,Id24b2318,Ib40632fe,I292f23ea, ...

* changes:
  Do no preload dialpad fragment when opening search through search bar.
  Add logging to NUI.
  Implemented hangouts connection into GoogleMainActivity.
  Created a "Metrics" interface.
  Fix the icon & the label for blocked spam numbers in the new call log.
  Move RttChatBot to simulator.
  Update RTT call with real name/number and timer.
  Include both PHOTO_URI and PHOTO_THUMBNAIL_URI in Cp2Info.
  Add simulator RTT call.