fixed railgun, fixed repairtools radar ping & improved rendering, waypoint bugfixes, inventory bugfixes, syncing wires between clients

Subsurface/Map/MapEntity.cs

@@ -61,13 +61,16 @@ namespace Subsurface
             get { return false; }
         }
 
-        public Vector2 Position
+        public virtual Vector2 Position
         {
             get
             {
-                return new Vector2(
+                Vector2 rectPos = new Vector2(
                     rect.X + rect.Width / 2.0f,
                     rect.Y - rect.Height / 2.0f);
+
+                if (MoveWithLevel) rectPos += Level.Loaded.Position;
+                return rectPos;
             }
         }