Core/Guilds: Some stuff that didnt get staged...

Also fixed non-PCH build (I guess, not enough horsepower to check myself sadly)

src/server/game/Spells/Spell.cpp

@@ -34,6 +34,7 @@
 #include "Totem.h"
 #include "Spell.h"
 #include "DynamicObject.h"
+#include "Guild.h"
 #include "Group.h"
 #include "UpdateData.h"
 #include "MapManager.h"