updated requirements.txt for adding nose to start nose unit tests
This covers #20 (very minimalist). need to add more unit tests for coverage, but this is okay for now. :)
Merge pull request #38 from drincruz/feature/add_nose_unitests

Feature/add nose unitests
version bump v0.3.5
Merge pull request #39 from drincruz/release/0.3.5

Release/0.3.5