Merge pull request google#161 from google/160-release-2015.12

2015.12

Merge pull request google#129 from google/2015.7.3

2015.7.3 release

Merge pull request google#126 from google/2015.07.2

New release 2015.07.2

Merge pull request google#116 from google/work

Maintainance release

Merge pull request google#106 from google/2015.07.post1-release

2015.7.post1 Release with fixes for pypi