File inkscape-fix-build-latest-gtkmm.patch of Package inkscape

Index: inkscape-0.48.5/src/document.h
===================================================================
--- inkscape-0.48.5.orig/src/document.h	2013-06-12 01:09:06.644277000 +0200
+++ inkscape-0.48.5/src/document.h	2017-05-27 10:46:03.312529665 +0200
@@ -19,7 +19,6 @@
 #include <gtk/gtk.h>
 #include <stddef.h>
 #include <sigc++/sigc++.h>
-#include <sigc++/class_slot.h>
 
 #include "libcroco/cr-cascade.h"
 #include <2geom/forward.h>