message: git diff remote master with curr branch
diff: @@ -49,6 +49,7 @@ install:
  - git diff --name-only $TRAVIS_COMMIT_RANGE
  - git diff --name-only $TRAVIS_COMMIT_RANGE api
  - echo $TRAVIS_COMMIT_RANGE
  + - git diff remotes/origin/master $TRAVIS_BRANCH
  - git diff HEAD master
  - ./has_changes.sh api
  - ./has_changes.sh api && cd api && make api
  