A mostly working proof of concept
Add jQuery as a dependency
Merge pull request #1 from unindented/master

Add jQuery as a dependency
Logout on failure fetching the current user
Handle thread/feed message collections differently

In the context of a feed, fetchOlder will always fetch anything older
than the last message. In a thread we need to fetch anything older that
the second message since ordering is reversed and we ignore the thread
starter.
Add an isThreadStarter method to message models
WIP