Remove unused method.
Use SSH instead of HTTPS for submodules.
Actually kill the right thread.
Clean up start/stop emulation handlers from their ivars and put them in local variable before using them.
Do not retain the game core to avoid cycles.
Make -[OEGameCoreManager stop] private.
Allow cheat setting to go to the gameCoreHelper.
Add debug descriptions.
Fix thread proxy zombifications.
Break retain cycles by deallocating handlers.
Update submodule references.