[gnome-panel] Add missing m4 files to MAINTAINERCLEANFILES

[Philip Withnall <pwithnall src gnome org>]

commit 6c662513f7d79f540d4cd8a708dffb2bbf977b73
Author: Philip Withnall <philip tecnocode co uk>
Date:   Sun Sep 5 18:22:52 2010 +0100

    Add missing m4 files to MAINTAINERCLEANFILES
    
    Helps: bgo#591305

 Makefile.am |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 1a4e5bb..936d0c0 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -42,6 +42,11 @@ MAINTAINERCLEANFILES = \
 	$(srcdir)/gtk-doc.make \
 	$(srcdir)/m4/gnome-doc-utils.m4 \
 	$(srcdir)/m4/gtk-doc.m4 \
-	$(srcdir)/m4/intltool.m4
+	$(srcdir)/m4/intltool.m4 \
+	$(srcdir)/m4/libtool.m4 \
+	$(srcdir)/m4/ltoptions.m4 \
+	$(srcdir)/m4/ltsugar.m4 \
+	$(srcdir)/m4/ltversion.m4 \
+	$(srcdir)/m4/lt~obsolete.m4
 
 -include $(top_srcdir)/git.mk