Alignment is preserved when sorting (changing column images)

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@366 0fc631ac-6414-0410-93d0-97cfa31319b6

src/gui/control/item_list.hpp

@@ -92,6 +92,8 @@ class ItemList : public wxListView {
   private:
 	struct ItemComparer; // for comparing items
 	
+	void SetColumnImage(int col, int image);
+	
 	// --------------------------------------------------- : Window events
 	DECLARE_EVENT_TABLE();