* add support for shipping PEAK-Rules contribs
* ship as the sole contrib prioritized_methods
* add debian/get-orig-source.mk and setup.py to support the change to
  multi-upstream source package
* add debian/README.source to describe how to rebuild new orig tarballs
* debian/copyright: add copyright info regarding prioritized_methods
* debian/control:
  - updated long description to mention prioritized_methods
  - bump Standards-Version to 3.8.2 (no changes needed)
* debian/prioritized_methods.watch: new watch file for
  prioritized_methods
* debian/rules: generate doc for prioritized_methods out of its PKG-INFO