Make defaultSkin a saved value.
Make defaultSkin a saved value.

--- a/VOID_Core.cs
+++ b/VOID_Core.cs
@@ -130,7 +130,8 @@
 
 		public float saveTimer = 0;
 
-		protected string defaultSkin = "KSP window 2";
+		[AVOID_SaveValue("defaultSkin")]
+		protected VOID_SaveValue<string> defaultSkin = "KSP window 2";
 		protected VOID_SaveValue<int> _skinIdx = int.MinValue;
 		protected List<GUISkin> skin_list;
 		protected string[] forbiddenSkins =
@@ -246,6 +247,13 @@
 				));
 			foreach (var voidType in types)
 			{
+				if (!HighLogic.LoadedSceneIsEditor &&
+				    typeof(IVOID_EditorModule).IsAssignableFrom(voidType)
+				    )
+				{
+					continue;
+				}
+
 				Tools.PostDebugMessage (string.Format (
 					"{0}: found Type {1}",
 					this.GetType ().Name,