commented mayor line for now
fixed js line
Merge remote-tracking branch 'upstream/master'
added the mentions tab
put in mentions for dlrichins, the council overall, and stubs for the others
Add Facebook like/share feature

- After user likes something, they'll be able to share it on their wall.
- Commit includes some ugly CSS positioning we'll want to fix later.

Pivotal: relates to [73360464] - ability to share council matters.
Merge remote-tracking branch 'upstream/master'