Upstream import 2.1.6+dfsg
Debian release 2.1.6+dfsg-1
Upstream import 2.1.9+dfsg
Merge branch 'upstream'
Debian release 2.1.9+dfsg-1
Upstream import 2.2.0+dfsg
Upstream import 2.2.1+dfsg
Merge branch 'upstream'
Debian release 2.2.1+dfsg-1
Debian release 2.2.1+dfsg-2
Refresh patches
Refresh debian/patches/01_fix_gradle_build.diff
s/groovy/groovy2
Implement alternatives to allow groovy co-installation
Fix small error in prerm maint script
Fix zero-byte-file-in-doc-directory lintian warning
Upstream import 2.2.2+dfsg
Merge tag 'upstream/2.2.2+dfsg'

Upstream release 2.2.2+dfsg
Upload to unstable
Fix typo in Maven artifacts versioning