[evolution-ews] Add untracked m4 files to MAINTAINERCLEANFILES.

[Matthew Barnes <mbarnes src gnome org>]

commit d33d2ecd5241ba1e16139b68b14c38dbb6f91987
Author: Matthew Barnes <mbarnes redhat com>
Date:   Sun Jun 24 12:50:08 2012 -0400

    Add untracked m4 files to MAINTAINERCLEANFILES.

 Makefile.am |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index a91fb6e..3e831b0 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -35,6 +35,13 @@ MAINTAINERCLEANFILES = \
 	$(srcdir)/ltmain.sh \
 	$(srcdir)/missing \
 	$(srcdir)/mkinstalldirs \
+	$(srcdir)/m4/gtk-doc.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 \
 	$(NULL)
 
 -include $(top_srcdir)/git.mk