Moved slugbuilder from cookbook to deis. opdemand/deis#376
Remove check for set env vars os.environ() does that anyway
Fixed flake8 errors
Switch master to v0.4.0.
Restored pypip.in download badge, added license badge.
Added reminder to rebuild all published readthedocs versions on release.
Updated DigitalOcean snapshot script in line with other providers.
Updated boto to 2.21.2
Simplified IsAnonymous test.
Added docstrings for the decorated api.tasks module.
Improved CSS styling for [source] / [docs] links in documentation.
Cleaned up a few docstrings and removed dead South introspections.
Fixed #435 -- document how to use custom buildpacks in the FAQ.
Merge pull request #437 from opdemand/more-docstrings

More docstrings, FAQ update.
Updated Docker to v0.7.3.
Fixed typo
Merge pull request #443 from opdemand/docker-0.7.3

Updated Docker to v0.7.3.
Merge pull request #442 from joelvh/patch-1

Fixed typo
Merge pull request #410 from tombh/376-move-slugbuilder-hook

Tested, works great. Thanks very much, Tom!
Catch requests.exceptions.ConnectionError and return human freindly message.