Merge pull request #1 from slenkeri/master

Get Bugs from Server
Merge pull request #13 from slenkeri/master

Spinner and Links
Merge pull request #14 from slenkeri/master

Switched to XUL Manager
Changed each bugs styling

Chnaged the background color of each bugs to white, gave them all some
padding, and a left border
Added update timers.
Merge branch 'master' of https://github.com/mozillamsu/australis-bugzilla-widget
Use a local favicon for the button.
Removed log statements.