Change dev/test db to use sqlite

[boomingbrake]

@iAmNathanJ @catheraaine @BC3209

if you want to dump your current db follow link below, you'll be using the "taps" command, and obviously switch the postgresql to sqlite3

http://stackoverflow.com/questions/6710654/change-from-sqlite-to-postgresql-in-a-fresh-rails-project

[iAmNathanJ]

@boomingbrake Any idea why the build is failing on Heroku for this? It hits the sqlite gem install and then it craps out. Looking into it.

[iAmNathanJ]

@boomingbrake Nice work! Will merge.