add postgres
db switched to postgres
add devise
installed devise, added some helpful dev gems
added first, last and username to user
Merge branch 'master' of https://github.com/kaifius/wdi-final-project
merging joel's changes with mine
updates to gemfile for heroku deploy
added unicorn config. ready for heroku.
Merge pull request #2 from kaifius/finish_setup

Various Setup Tasks