Don't set default for job-specific messages
Prepend newline for job comments if the message already contains comments
Merge pull request #56 from jsm/prepend_newline_for_job_comments

Prepend newline for job comments if the message already contains comments
Merge pull request #55 from jsm/fix_commenting

Don't set default for job-specific messages
[maven-release-plugin] prepare release ghprb-1.16-2
[maven-release-plugin] prepare for next development iteration