Add documentation about dev/prod data sources

Fixes #66
add coveralls
fixes #63 (adds query parameter) and begins housing test
requirements update from upstream v2
uppercases flask in config/req
split every statement into a method

also closes #63
update tests for new query builder
remove print statements
add more descriptive test descriptions
Add pyflakes to Travis

Fixes #74
remove coveralls badge
Merge pull request #81 from brishin/v2

Add pyflakes to Travis
pep8 compliance
Merge pull request #82 from natebrennand/master

refactor query
add a contributing guidelines file
Merge pull request #83 from natebrennand/master

add a contributing guidelines file
merge upstream