Moved MapEntity saving methods to the shared project (the server needs to be able to save subs in the campaign mode)

Barotrauma/BarotraumaClient/Source/Items/Components/Signal/ConnectionPanel.cs

@@ -1,6 +1,5 @@
 using Barotrauma.Networking;
 using Microsoft.Xna.Framework.Graphics;
-using System.Xml.Linq;
 
 namespace Barotrauma.Items.Components
 {
@@ -26,17 +25,5 @@ namespace Barotrauma.Items.Components
             Connection.DrawConnections(spriteBatch, this, character);
 
         }
-
-        public override XElement Save(XElement parentElement)
-        {
-            XElement componentElement = base.Save(parentElement);
-
-            foreach (Connection c in Connections)
-            {
-                c.Save(componentElement);
-            }
-
-            return componentElement;
-        }
     }
 }