*Fix milling.

*Fix Divine Shield.

--HG--
branch : trunk

src/game/SpellMgr.cpp

@@ -74,6 +74,7 @@ SpellMgr::SpellMgr()
             case SPELL_EFFECT_DISENCHANT:
             case SPELL_EFFECT_FEED_PET:
             case SPELL_EFFECT_PROSPECTING:
+            case SPELL_EFFECT_MILLING:
                 EffectTargetType[i] = SPELL_REQUIRE_ITEM;
                 break;
             //caster must be pushed otherwise no sound
@@ -531,6 +532,14 @@ bool IsPositiveEffect(uint32 spellId, uint32 effIndex, bool deep)
             return false;
     }
 
+    switch(spellproto->Mechanic)
+    {
+        case MECHANIC_SHIELD:
+            return true;
+        default:
+            break;
+    }
+
     switch(spellproto->Effect[effIndex])
     {
         // always positive effects (check before target checks that provided non-positive result in some case for positive effects)