contrib: add Chris Mason's stand-alone diff tool
This uses Mercurial's diff algorithm to generate unidiffs like the traditional diff tool.
Metadata-Version: 1.0
Name: mercurial
Version: 0.7
Summary: scalable distributed SCM
Home-page: http://selenic.com/mercurial
Author: Matt Mackall
Author-email: mpm@selenic.com
License: GNU GPL
Description: UNKNOWN
Platform: UNKNOWN