*Add UNIT_FLAG_NOT_ATTACKABLE_2. Not attackable, but can be hit by entry-target spells (I guess).

--HG--
branch : trunk

src/game/Unit.cpp

@@ -8555,7 +8555,8 @@ bool Unit::isAttackableByAOE() const
     if(!isAlive())
         return false;
 
-    if(HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NON_ATTACKABLE | UNIT_FLAG_NOT_SELECTABLE))
+    if(HasFlag(UNIT_FIELD_FLAGS, 
+        UNIT_FLAG_NON_ATTACKABLE | UNIT_FLAG_NOT_SELECTABLE | UNIT_FLAG_NOT_ATTACKABLE_2))
         return false;
 
     if(GetTypeId()==TYPEID_PLAYER && ((Player *)this)->isGameMaster())

src/game/Unit.h

@@ -453,7 +453,7 @@ enum UnitFlags
     UNIT_FLAG_PREPARATION      = 0x00000020,                // don't take reagents for spells with SPELL_ATTR_EX5_NO_REAGENT_WHILE_PREP
     UNIT_FLAG_UNKNOWN9         = 0x00000040,
     UNIT_FLAG_NOT_ATTACKABLE_1 = 0x00000080,                // ?? (UNIT_FLAG_PVP_ATTACKABLE | UNIT_FLAG_NOT_ATTACKABLE_1) is NON_PVP_ATTACKABLE
-    UNIT_FLAG_UNKNOWN2         = 0x00000100,                // 2.0.8
+    UNIT_FLAG_NOT_ATTACKABLE_2 = 0x00000100,                // 2.0.8
     UNIT_FLAG_UNKNOWN11        = 0x00000200,
     UNIT_FLAG_LOOTING          = 0x00000400,                // loot animation
     UNIT_FLAG_PET_IN_COMBAT    = 0x00000800,                // in combat?, 2.0.8