xz/sources

3aa7bbfaa2d5a87f65c23224b9016006  xz-4.999.9beta.20100401git.tar.bz2
bb24436fa12780808e1c142980484104  xz-5.1.1alpha.tar.gz
tarball format is now bz2 to allow bootstrapping (#714765) 2011-06-20 17:59:40 +00:00			`3aa7bbfaa2d5a87f65c23224b9016006 xz-4.999.9beta.20100401git.tar.bz2`
update to 5.1.1alpha 2011-10-16 09:44:34 +00:00			`bb24436fa12780808e1c142980484104 xz-5.1.1alpha.tar.gz`