fixes bug 914393 - fix peep error about md5 change for mock, r=ErikRose
bug 914385 - extend explosive graphs to occupy a whole row
Upgrade to peep 0.5, and add a hash for the zipped version of mock. Fixes bug 914393.

Now peep will succeed whether PyPI gives us the zip or the tarball.
Merge pull request #1484 from lonnen/914385-explosive-crashes-too-small

bug 914385 - extend explosive graphs to occupy a whole row
fixes bug 912011 - colors in front page graph don't match headers below