Fixed mistyped monster_bullchicken classname.

Fixed ambient_music not stopping sounds during mapchange.
Fixed monster_gargantua crashing the server upon death.
Fixed GMR/GSR being prone to crashing.
Fixed monster_human_grunt melee attack not damaging non-mm entities.
Fixed monster_male_assassin doing sentence speeches.
Fixed monster_shockroach using headcrab sounds for attack.
Removed CGraph::HandleLinkEnt capabilities as they crash the server.
Increased monster_alien_voltigore lightning attack range.

src/dlls/cmtalkmonster.h

@@ -130,7 +130,7 @@ public:
 	int				FIdleStare( void );
 	int				FIdleHello( void );
 	void			IdleHeadTurn( Vector &vecFriend );
-	int				FOkToSpeak( void );
+	virtual int		FOkToSpeak( void );
 	void			TrySmellTalk( void );
 	edict_t		*EnumFriends( edict_t *pentPrevious, int listNumber, BOOL bTrace );
 	void			AlertFriends( void );