git-server 1.4
IllegalStateException from Connection.openSession should be rethrown as GitException.
Merge pull request #145 from jglick/new-git-server

git-server 1.4
Merge pull request #146 from jglick/IllegalStateException

IllegalStateException from Connection.openSession
Merge remote-tracking branch 'upstream/master' into master-fix-javadoc-for-java-8