Restore BBcode bar to reply compose view.
Move AwfulThreadPage to Models.
Move AwfulComposeField to Composition.
Set shared NSURLCache earlier to avoid NSURLConnection crashes during state restoration.
Move "new thread" compose view over to AwfulComposeTextViewController.
Update fix for missing caret in UITextView.

Stopped working in iOS 7.0.3.
Remove dispatch_once_t from ivar.

Was seeing occasional deadlock in the simulator, this line was waiting on a
semaphore.
Fix header spelling error.