Pause forum tree controller when forums list is off-screen.
Post log out notification before deleting data store.

Let things depending on the data store clean themselves up.
Move win1252 HTML form submission into request serializer.

No need for post- or password-specific preparation anymore.
Cancel all network operations when resetting HTTP client.
Override NSScanner factory methods in AwfulScanner.

There's no designated initializer.
Move forum hierarchy parsing to HTMLReader.
Log out if forced user info update fails.