Also fix singleplayer networking of health for NPCs Player text chat cleanups * Removes unused usermessage SayText2 Get rid of unused VoiceSubtitle usermessage Unregister unused usermessages & their handlers * HintText, KeyHintText, AmmoDenied * Deletes CHudHistoryResource Remove the unused, never working Hint system Removes CBasePlayer::Hints, ShouldShowHints, HintMessage, StartHintTimer, StopHintTimer, RemoveHintTimer Removes C_BasePlayer::Hints, ShouldShowHints, HintMessage Bump network version