Fixed #73408 missing images are now copied on install and part of the

* libxml.spec.in doc/Makefile.am: Fixed #73408 missing images
  are now copied on install and part of the -devel RPM
Daniel
diff --git a/libxml.spec.in b/libxml.spec.in
index 9b47fc7..dd4392b 100644
--- a/libxml.spec.in
+++ b/libxml.spec.in
@@ -129,7 +129,7 @@
 
 %doc %{_mandir}/man1/xml2-config.1*
 %doc AUTHORS ChangeLog NEWS README Copyright TODO
-%doc doc/*.html doc/html
+%doc doc/*.html doc/html doc/*.gif doc/*.png
 
 %{prefix}/lib/lib*.so
 %{prefix}/lib/*a