user migration/model complete
add card and deck models and migrations
Merge pull request #2 from cwallwork/Sarah

Sarah completed round/guesses model + migs, + seed file
added end to create_decks
Merge pull request #1 from cwallwork/chris_create_model

add card and deck models and migrations
add pry
bugfix
Merge pull request #3 from cwallwork/create_user/migraiton/model

Create user/migraiton/model
fix gems to require pry