Fixed CTD in editor when changing detailed civ placement from wheelchair to jeep

Fixed memory corruption in detailed placement due to old-inventory behavior
Added Editor.slf to files JA2/Editor will load from
Fixed FindBestPath to not search for a path to NOWHERE


git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@1362 3b4a5df2-a311-0410-b5c6-a8a6f20db521

Editor/LoadScreen.cpp

@@ -281,7 +281,7 @@ UINT32 ProcessLoadSaveScreenMessageBoxResult()
 		RemoveFileDialog();
 		return EDIT_SCREEN ;
 	}
-	Assert( 0 );
+//	Assert( 0 );
 	return LOADSAVE_SCREEN;
 }