Check if levitation is enabled before levitating

apps/openmw/mwclass/npc.cpp

@@ -848,7 +848,8 @@ namespace MWClass
         float moveSpeed;
         if(normalizedEncumbrance >= 1.0f)
             moveSpeed = 0.0f;
-        else if(mageffects.get(MWMechanics::EffectKey(10/*levitate*/)).mMagnitude > 0)
+        else if(mageffects.get(MWMechanics::EffectKey(10/*levitate*/)).mMagnitude > 0 &&
+                world->isLevitationEnabled())
         {
             float flySpeed = 0.01f*(npcdata->mNpcStats.getAttribute(ESM::Attribute::Speed).getModified() +
                                     mageffects.get(MWMechanics::EffectKey(10/*levitate*/)).mMagnitude);

apps/openmw/mwworld/worldimp.cpp

@@ -1606,7 +1606,8 @@ namespace MWWorld
             return false;
 
         const MWMechanics::CreatureStats &stats = ptr.getClass().getCreatureStats(ptr);
-        if(stats.getMagicEffects().get(MWMechanics::EffectKey(ESM::MagicEffect::Levitate)).mMagnitude > 0)
+        if(stats.getMagicEffects().get(MWMechanics::EffectKey(ESM::MagicEffect::Levitate)).mMagnitude > 0
+                && isLevitationEnabled())
             return true;
 
         // TODO: Check if flying creature