QA Assistant 0.4 Released

QA Assistant is a Gnome-Python application that assists a reviewer in
performing Quality Assurance. The 0.4 release marks completeness of the
core features necessary to use the application productively.

Basic Features:
* Written in Python using the pygnome GUI environment.
* Displays a checklist for the reviewer to fill in.
* Supports informational notes to help fill out the checklist.
* Allows writing custom checklists in XML.
* Allows adding custom review items during a review.
* Save and load of in-progress reviews.
* Allows writing your own notes to go along with the output of a review.
* Outputs a text-based review detailing the problems found.
* Currently includes a checklist for reviewing packages awaiting fedora.us QA.