[metacity] Create tar.xz tarballs

[Olav Vitters <ovitters src gnome org>]

commit 365c7eabfb9e800aa7d5271eab2fdb381a99de79
Author: Olav Vitters <olav vitters nl>
Date:   Tue Jun 21 19:25:11 2011 +0200

    Create tar.xz tarballs

 configure.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.in b/configure.in
index 1832c7d..a90480a 100644
--- a/configure.in
+++ b/configure.in
@@ -14,7 +14,7 @@ AC_INIT([metacity], [metacity_version],
 AC_CONFIG_SRCDIR(src/core/display.c)
 AC_CONFIG_HEADERS(config.h)
 
-AM_INIT_AUTOMAKE
+AM_INIT_AUTOMAKE([1.11.1 no-dist-gzip dist-xz])
 AM_MAINTAINER_MODE
 
 # Honor aclocal flags