bug-fixes: actors were registered twice at cell change; disabled references were rendered at cell change

apps/openmw/mwrender/cellimp.cpp

@@ -19,9 +19,10 @@ void insertCellRefList (CellRenderImp& cellRender, MWWorld::Environment& environ
         for (typename T::List::iterator it = cellRefList.list.begin();
             it != cellRefList.list.end(); it++)
         {
-            if (it->mData.getCount())
+            if (it->mData.getCount() || it->mData.isEnabled())
             {
                 MWWorld::Ptr ptr (&*it, &cell);
+
                 class_.insertObj (ptr, cellRender, environment);
                 class_.enable (ptr, environment);
             }

apps/openmw/mwworld/world.cpp

@@ -562,28 +562,6 @@ namespace MWWorld
         mEnvironment.mMechanicsManager->addActor (mPlayerPos->getPlayer());
         mEnvironment.mMechanicsManager->watchActor (mPlayerPos->getPlayer());
 
-        for (ESMS::CellRefList<ESM::Creature, RefData>::List::iterator iter (
-            cell->creatures.list.begin());
-            iter!=cell->creatures.list.end(); ++iter)
-        {
-            if (iter->mData.isEnabled())
-            {
-                Ptr ptr (&*iter, cell);
-                mEnvironment.mMechanicsManager->addActor (ptr);
-            }
-        }
-
-        for (ESMS::CellRefList<ESM::NPC, RefData>::List::iterator iter (
-            cell->npcs.list.begin());
-            iter!=cell->npcs.list.end(); ++iter)
-        {
-            if (iter->mData.isEnabled())
-            {
-                Ptr ptr (&*iter, cell);
-                mEnvironment.mMechanicsManager->addActor (ptr);
-            }
-        }
-
         // Sky system
         if (mSky)
         {