Fixed ragdoll collision categories not being updated when CheckDistFromCollider re-enables limb collisions. Fixes #508

Barotrauma/BarotraumaShared/Source/Characters/Animation/Ragdoll.cs

@@ -1265,6 +1265,8 @@ namespace Barotrauma
                 //set the position of the ragdoll to make sure limbs don't get stuck inside walls when re-enabling collisions
                 SetPosition(Collider.SimPosition, true);
                 collisionsDisabled = false;
+                //force collision categories to be updated
+                prevCollisionCategory = Category.None;
             }
         }