Add libravatars to some of the UI.
Add a template filter ``avatar`` that returns the html to the avatar
Drop the calling for the avatars from the controllers
Adjust the templates to use the new avatar filter
Add the avatars on the stats page
Fix the unit-tests now that there is the gravatar image next to the username
Merge pull request #75 from fedora-infra/libravatar_filter

Libravatar filter
Add the avatar on the pending ACLs page
Merge pull request #74 from fedora-infra/libravatar

Add libravatars to some of the UI.
Don't modify ADMIN_GROUP.

This bug made it so that the 'packager' group was *appended* to
the ``ADMIN_GROUP`` list whenever somebody logged in.
Merge pull request #77 from fedora-infra/bugfix

Don't modify ADMIN_GROUP.
Explicit the argument to make it easier to read/follow
Add the possibility to filter the packages of a packager by branches

Relates to https://bugzilla.redhat.com/show_bug.cgi?id=1119099
Now that /api/packager/package has been fixed wrt the 'watch' packages, adjust the unit-test
Add unit-test checking for the branches filtering of /api/packager/package
Remove debugging print
Add a configuration file for pep8
pep8 cleanup
Update to 1.15 and adjust documentation accordingly
Small indentation fix