[gnome-shell] configure.ac: switch to tar-ustar

[Owen Taylor <otaylor src gnome org>]

commit 3fbee8e027a1ad74ce53daacdf1fea9922610beb
Author: Owen W. Taylor <otaylor fishsoup net>
Date:   Wed Sep 21 12:32:11 2011 -0400

    configure.ac: switch to tar-ustar
    
    tar-ustar is the GNOME standard and has some small advantages
    over the default tar-v7, like support for long file names.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index ac2f05f..dd4ca7e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,7 +9,7 @@ AC_CONFIG_AUX_DIR([config])
 AC_SUBST([PACKAGE_NAME], ["$PACKAGE_NAME"])
 AC_SUBST([PACKAGE_VERSION], ["$PACKAGE_VERSION"])
 
-AM_INIT_AUTOMAKE([1.10 dist-xz no-dist-gzip foreign])
+AM_INIT_AUTOMAKE([1.11 no-dist-gzip dist-xz tar-ustar foreign])
 AM_MAINTAINER_MODE([enable])
 
 m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])