[Bug Fix] Using %T in channel messages on fresh corpse yields mob, not corpse name. (#4168)

* [Bug Fix] Using %T in channel messages on fresh corpse yields mob/player name, not corpse name.

* Undo changes to PC corpse.

* Use rename to fix %T usage on client for those in zone

* Fix indentation spacing

* Update to consolidate Rename as suggested.

* Fix for mobs with ` in name

* Fix to use GetName() instead of GetCleanName()

zone/mob.h

@@ -829,6 +829,7 @@ public:
 	void SendHPUpdate(bool force_update_all = false);
 	virtual void ResetHPUpdateTimer() {}; // does nothing
 	static void SetSpawnLastNameByClass(NewSpawn_Struct* ns);
+	void SendRename(Mob* sender, const char* old_name, const char* new_name);
 
 	//Util
 	static uint32 RandomTimer(int min, int max);