WIP commit
Merge branch 'develop' into epic-to-milestone-mapping

Conflicts:
	src/main/java/net/mostlyharmless/jghservice/resources/ServiceConfig.java
	src/main/java/net/mostlyharmless/jghservice/resources/github/GithubWebhook.java
Epics and milestones now play nice.
Merge pull request #10 from broach/epic-to-milestone-mapping

Epic to milestone mapping