We definitely don't need .gz anymore, and .bz2 seems on its way out.
Mirror what Wayland does, and move to .xz exclusively.
Signed-off-by: Daniel Stone <daniel@fooishbar.org>
AC_CONFIG_MACRO_DIR([m4])
# Initialize Automake
-AM_INIT_AUTOMAKE([foreign dist-bzip2 subdir-objects color-tests parallel-tests])
+AM_INIT_AUTOMAKE([foreign dist-xz no-dist-gzip subdir-objects color-tests parallel-tests])
AM_MAINTAINER_MODE([enable])
# Get _GNU_SOURCE and friends