Fix concurrent modification error on shutdown.
Merge pull request #116 from dybdahl/master

Fix concurrent modification error on shutdown.
Updating versions for jersey and netty
Merge branch 'master' into RB-2.12
Removed internal dependency versions from here, replaced with project version. Less places to remember to update.
Merge branch 'master' into RB-2.12

Conflicts:
	pom.xml
Updated version.