Spell & Ability Upgrade

Reorganized hak files & removed duplicates.  Added @rafhot's PRC spell & ability level scaling expansion.  Further script integration.  Full compile.

_module/nss/itool.nss

@@ -13,6 +13,7 @@ event script.
 
 //Required Include
 #include "x2_inc_switches"
+#include "prc_inc_spells"
 
 //Script Main
 void main()
@@ -39,7 +40,7 @@ OBJECT_SELF); break;
 ExecuteScript("sp_"+GetTag(GetModuleItemLost()),
 OBJECT_SELF); break;
    case X2_ITEM_EVENT_ONHITCAST:
-ExecuteScript("on_"+GetTag(GetSpellCastItem()),
+ExecuteScript("on_"+GetTag(PRCGetSpellCastItem()),
 OBJECT_SELF); break;
    }
 }