[gnome-system-tools] Add MAINTEINERCLEAN

[Luca Ferretti <lferrett src gnome org>]

commit 2ad19beb4d3116368b6b261fc80b4038ac8d2a65
Author: Luca Ferretti <elle uca libero it>
Date:   Wed Aug 26 09:47:43 2009 +0200

    Add MAINTEINERCLEAN

 Makefile.am |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 1f94633..08bf577 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -39,6 +39,22 @@ DISTCLEANFILES = \
 	gnome-doc-utils.make \
 	gnome-system-tools.pc
 
+MAINTAINERCLEANFILES = \
+	INSTALL
+	aclocal.m4              \
+	config.guess            \
+	config.h.in             \
+	config.sub              \
+	depcomp                 \
+	install-sh              \
+	ltmain.sh               \
+	missing                 \
+	mkinstalldirs           \
+	omf.make                \
+        xmldocs.make            \
+	`find "$(srcdir)" -type f -name Makefile.in -print`
+
+
 DISTCHECK_CONFIGURE_FLAGS = --disable-scrollkeeper