- "wiring mode" which makes wiring a bit more convenient in editor

- invisible entities (items inside cabinets, hulls/gaps when they've been hidden) can't be highlighted or selected in the editor
- fixed And Components always sending a signal out during the first frame if timeframe is set to 0.0
- fixed moloch not appearing in the tutorial

Subsurface/Source/Map/Hull.cs

@@ -90,6 +90,14 @@ namespace Barotrauma
             }
         }
 
+        public override bool SelectableInEditor
+        {
+            get
+            {
+                return ShowHulls;
+            }
+        }
+
         public override bool IsLinkable
         {
             get { return true; }