bitboxer/git-commit-notifier — pull request #104 by mfn (2011-10-11 22:58:57+00:00)
Title: Only include branch in output if present

I had an issue with a local test. I was simply calling `git-commit-notifier config.yml oldrev newrev`, without using a `post-receive` hook and it wouldn't work because `branch_name` was `nil`.