Merge "Enable namespaces for all target sdk versions" am: 581beeb am: ced603d
am: d7735d9

* commit 'd7735d96947e15700da52c4f487a2b4c4a468da8':
  Enable namespaces for all target sdk versions

Change-Id: I4b2c618181496d029af078779a6cdad29cdae895