[svn] -enabled instantiated battlegrounds

-enabled arena matches
-rewritten battleground queuing to support joining as group
-removed queue announcements

--HG--
branch : trunk

src/game/debugcmds.cpp

@@ -30,6 +30,7 @@
 #include "GossipDef.h"
 #include "Language.h"
 #include "MapManager.h"
+#include "BattleGroundMgr.h"
 
 bool ChatHandler::HandleDebugInArcCommand(const char* /*args*/)
 {
@@ -512,3 +513,9 @@ bool ChatHandler::HandleGetItemState(const char* args)
 
     return true;
 }
+
+bool ChatHandler::HandleDebugArenaCommand(const char * /*args*/)
+{
+    sBattleGroundMgr.ToggleArenaTesting();
+    return true;
+}