Merge branch 'stable-2.15'

* stable-2.15:
  Bazel: Reformat BUILD file with buildifier 0.17.2

Change-Id: If66e7cd9e00199148aa5bf6517cc4d530e236dd5
tree: 5d3239b32593ac66da5dc939f10072cec26bdd3c
  1. .gitignore
  2. .mailmap
  3. .settings/
  4. BUILD
  5. LICENSE
  6. src/