Merge pull request #11 from wesokes/0.4

0.4
Merge pull request #13 from ambitioninc/develop

Putting latest release into master
Merge pull request #14 from ambitioninc/develop

0.5.3
Merge pull request #16 from wesokes/develop

0.5.5
Merge pull request #17 from ambitioninc/develop

* updating master
* lower django requirement