*Drop spell_stack_masks table

*Add spell_group_stack_rules table (for more info see wiki)
*The table is maintained by core team
*Move some spell specific out of core to the new table

--HG--
branch : trunk

src/game/Chat.h

@@ -421,7 +421,7 @@ class TRINITY_DLL_SPEC ChatHandler
         bool HandleReloadSpellThreatsCommand(const char* args);
         bool HandleReloadSpellPetAurasCommand(const char* args);
         bool HandleReloadSpellDisabledCommand(const char* args);
-        bool HandleReloadSpellStackMasksCommand(const char* args);
+        bool HandleReloadSpellGroupStackRulesCommand(const char* args);
         bool HandleReloadAuctionsCommand(const char* args);
         bool HandleReloadWpScriptsCommand(const char* args);