bug 831444: remove unused gallery app
Merge pull request #1037 from lmorchard/831444-remove-gallery

bug 831444: remove unused gallery app
bug 845923: Set up statsd and graphite under vagrant
bug 831444: Remove chat app
Merge pull request #1039 from lmorchard/831444-remove-chat

bug 831444: Remove chat app
Merge pull request #1011 from lmorchard/more-statsd-in-vagrant

bug 845923: Set up statsd and graphite under vagrant