mbarrin/heroku-buildpack-packer — pull request #1 by dpiddy (2014-11-10 13:24:06+00:00)
Title: unzip/jar detection, other tweaks

Hi!

I made a change to detect availability of `unzip` or `jar` so the buildpack works on the cedar and cedar-14 stacks (and elsewhere).

Also made a few other safety/style changes.

cc @gregburek