use usaddress to tokenize - dont make request if not full add
including us address as requirement
test for well formed address before doing search
using nose as test runner
tests for address parts ()
inits for python
refactor address functions
Merge master
Merge pull request #47 from codeforamerica/usaddress-tokenize

Usaddress tokenize - closes #27
Ignore .pyc files
Add copyright
Update README.md
Merge pull request #51 from codeforamerica/add-attribution

Add copyright
Use streetscope.net instead of herokuapp in docs
Fix address_parts runtime error
Merge pull request #54 from codeforamerica/fix-address-parts

Fix address_parts runtime error
Merge master