Database/Spells: Add spell_proc table which is a replacement for spell_proc_event table. This is the initial patch from series of patches changing the way we currently handle procs in the core, and doesn't interfere with existing code in any way.

src/server/game/World/World.cpp

@@ -1307,6 +1307,9 @@ void World::SetInitialWorldSettings()
     sLog->outString("Loading Spell Proc Event conditions...");
     sSpellMgr->LoadSpellProcEvents();
 
+    sLog->outString("Loading Spell Proc conditions and data...");
+    sSpellMgr->LoadSpellProcs();
+
     sLog->outString("Loading Spell Bonus Data...");
     sSpellMgr->LoadSpellBonusess();