Adding mailgun tests. Fixes #181#356

Merged

theacodes merged 5 commits intomasterfrom

May 18, 2016

Commits on May 18, 2016

Adding mailgun tests. Fixes #181
Jon Wayne Parrott
committed
Addressing review comments
Jon Wayne Parrott
committed
Merge branch 'master' into mailgun-tests
Jon Wayne Parrott
committed
Fixing travis
Jon Wayne Parrott
committed
Merge branch 'mailgun-tests' of github.com:GoogleCloudPlatform/python-docs-samples into mailgun-tests
Jon Wayne Parrott
committed