[gthumb] change 'make dist' to create tar.xz files

[Paolo Bacchilega <paobac src gnome org>]

commit c4cb2627e82ddf6b8786cb451e130c8ccf1f597b
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Thu May 26 19:11:27 2011 +0200

    change 'make dist' to create tar.xz files

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 0aa6b7b..a0ae363 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 AC_PREREQ(2.63)
 AC_INIT([gthumb],[2.13.1],[http://bugzilla.gnome.org/enter_bug.cgi?product=gthumb])
-AM_INIT_AUTOMAKE([1.9 foreign])
+AM_INIT_AUTOMAKE([1.11 foreign no-dist-gzip dist-xz tar-ustar])
 
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_MACRO_DIR([m4])