Merge branch 'stable-2.14' into stable-2.15

* stable-2.14:
  Update bazlets and use released 2.14.7 API
  Update bazlets to get python 3 compatibility fix in project.py

No-op merge done with strategy 'ours'.

Change-Id: I3e2d6e795b4bde3085a14ac5206c403c6ff59d5d