Use a tarball for the Mercurial test repository

Review Request #5257 — Created Jan. 14, 2014 and discarded — Latest diff uploaded

Information

RBTools
master

Reviewers

Use a tarball for the Mercurial test repository

This makes it possible to work with the RBTools repository from
Mercurial using hg-git. The change appears to have no discernible
performance impact.