Putting a menu to switch view settings.

Made the trace data build faster.
Made ungroup understand mesh collections better
Made the slice settings layer index be an enum so it is clearer what is being accessed
Put menu items into separate files

SettingsManagement/OemSettings.cs

@@ -34,7 +34,7 @@ namespace MatterHackers.MatterControl.SettingsManagement
             }
         }
 
-        public bool UseLiteInterface = false;
+        public bool UseLiteInterfaceByDefault = false;
 
         public string ThemeColor = "";