"'As promised, this cycle was short and the release is with only
relatively small impact changes,' said Git maintainer Junio Hamano,
announcing the release of Git v1.5.6. He noted that both gitk and
git-gui have been updated. To improve portability, when running
'git init,' git now autodetects whether or not a filesystem is case
insensitive, and updates a new configuration variable accordingly.
Dependencies on the 'cpio' and 'curl' binaries have also been
removed. Among the changes improving performance, the 'git clone'
command has been rewritten in C..."