Merge changes from topic '5663'
authorThanh Ha <thanh.ha@linuxfoundation.org>
Wed, 2 Aug 2017 14:48:02 +0000 (14:48 +0000)
committerGerrit Code Review <gerrit@linuxfoundation.org>
Wed, 2 Aug 2017 14:48:02 +0000 (14:48 +0000)
* changes:
  Add CONTRIBUTING file
  Enable MarkDown linting


Trivial merge