Ran extract_messages to update translation strings in .pot file
Install extra package needed by Jetty

See http://askubuntu.com/questions/377021/solr-jetty-on-ubuntu-12-04-3
Rename a docs page
Merge branch '1323-fix-travis-jetty'
Merge branch 'feature/update-translation-strings' into dti2x-production
Merge remote-tracking branch 'upstream/master' into dti2x-production