File userlistwidget.patch of Package drawpile

--- ./src/desktop/widgets/userlistwidget.h.orig	2018-08-05 13:10:41.080267436 -0400
+++ ./src/desktop/widgets/userlistwidget.h	2018-08-05 13:11:52.748156377 -0400
@@ -23,6 +23,7 @@
 
 #include <QWidget>
 #include <QItemDelegate>
+#include <QItemSelection>
 
 class Ui_UserBox;