Restore itemset 521 8p bonus affect work

[Den]

http://www.wowhead.com/spell=28719
При проке восстанавливалась 1 единичка маны, вместо положенных 30%.

diff --git a/src/game/UnitAuraProcHandler.cpp b/src/game/UnitAuraProcHandler.cpp
index bb526b8..999cb19 100644
--- a/src/game/UnitAuraProcHandler.cpp
+++ b/src/game/UnitAuraProcHandler.cpp
@@ -1501,8 +1528,10 @@ SpellAuraProcResult Unit::HandleDummyAuraProc(Unit *pVictim, uint32 damage, Aura
                 case 28719:
                 {
                     // mana back
-                    basepoints[0] = int32(procSpell->manaCost * 30 / 100);
-                    target = this;
+                    int32 mana = procSpell->manaCost + procSpell->ManaCostPercentage * GetCreateMana() / 100;
+                    basepoints[0] = mana * 30 / 100;
+
+		     target = this;
                     triggered_spell_id = 28742;
                     break;
                 }