Merge "Updated app pattern documentation." into mnc-io-docs
am: 5d0f016f4b

* commit '5d0f016f4b6e18214892ee87f4942509764652c8':
  docs: Iterating on Wear docs - Get Started, Download/Test, Program Overview

Change-Id: I5eea8daa157ba5dd94e60bb9bd49593587fe8a0c