Removed the Entity.MoveWithLevel property, fixed artifacts and other items from ruins not being saved. Closes #694

Barotrauma/BarotraumaClient/Source/DebugConsole.cs

@@ -355,9 +355,9 @@ namespace Barotrauma
                         NewMessage("Removed " + me.Name + " (simposition " + me.SimPosition + ")", Color.Orange);
                         MapEntity.mapEntityList.RemoveAt(i);
                     }
-                    else if (me.MoveWithLevel)
+                    else if (!me.ShouldBeSaved)
                     {
-                        NewMessage("Removed " + me.Name + " (MoveWithLevel==true)", Color.Orange);
+                        NewMessage("Removed " + me.Name + " (!ShouldBeSaved)", Color.Orange);
                         MapEntity.mapEntityList.RemoveAt(i);
                     }
                     else if (me is Item)

Barotrauma/BarotraumaClient/Source/Map/Submarine.cs

@@ -180,7 +180,7 @@ namespace Barotrauma
                 }
             }
 
-            if (WayPoint.WayPointList.Find(wp => !wp.MoveWithLevel && wp.SpawnType == SpawnType.Path) == null)
+            if (!WayPoint.WayPointList.Any(wp => wp.ShouldBeSaved && wp.SpawnType == SpawnType.Path))
             {
                 errorMsgs.Add(TextManager.Get("NoWaypointsWarning"));
             }