Merge pull request #13 from sotoseattle/master

refactor and rubocop
add .coveralls.yml file/token
Merge pull request #14 from bozcotty/readme

add .coveralls.yml file/token
update coveralls badge
start readme
add feature tests for artwork listings
Finish readme
a few more readme notes
Merge pull request #16 from bozcotty/readme

Readme
Merge pull request #15 from sotoseattle/testing

add feature tests for artwork listings
add tests for delete user and artwork
Merge pull request #17 from sotoseattle/testing

add tests for delete user and artwork