Improved chat messaging functions

* Moved string manipulation into cClientHandle and therefore...
+ Added configuration option for prefixes.
* Cleaned up code.
* Updated documentation for API.

src/Entities/Player.cpp

@@ -3,7 +3,6 @@
 
 #include "Player.h"
 #include "../Server.h"
-#include "../ClientHandle.h"
 #include "../UI/Window.h"
 #include "../UI/WindowOwner.h"
 #include "../World.h"
@@ -1121,15 +1120,6 @@ void cPlayer::SetIP(const AString & a_IP)
 
 
 
-void cPlayer::SendMessage(const AString & a_Message)
-{
-	m_ClientHandle->SendChat(a_Message);
-}
-
-
-
-
-
 void cPlayer::TeleportToCoords(double a_PosX, double a_PosY, double a_PosZ)
 {
 	SetPosition( a_PosX, a_PosY, a_PosZ );