Merge "Notification changes for Wear 2.0 and Release notes." into mnc-io-docs
am: abe5e7e366

* commit 'abe5e7e366873bda0e0119c798e97064fd1b8abc':
  Updated app pattern documentation.

Change-Id: Ib1405a77bfd5f3a068fc2916232c92667a6ab635