Ignoring tgz files.
Merge branch 'master' into feature/upvote_and_flag
Removes "no posts yet" #8
Joe's flagging feature.
Add user names to upvote count.

Close #7
Destroys popovers after they're hidden. Close #7
Cleaning up layout and removing the old selected post bits.
Bug fix for undefined users.
Merge branch 'deploy' into feature/upvote_and_flag
Splitting files to make app navigation easier.
Manually merging changes from 'feature/comments'.
Merge branch 'feature/upvote_and_flag' into deploy
Merge branch 'deploy' into feature/comments
Fixing up helper methods and moving them to lib/

They need to be global.