init rails app
add gems and bundle
install rspec
remove test dir since im using rspec
setup db.yml
spec_helper: use mocha for mocking
purchaser: migration, model
item: migration, model
merchant: model, migration
purchase: model, migration
migration: add merchant id to item
add item - merchant relation, tests
purchase - purchaser relation, tests
add haml and bundle
tabedvaluesparse model w/ stub init
application#index: add method, root
application#parse_file: action, route
application#index: view, form to parse path
application#parse_file: create tvp, TVP#init: pass in file contents
tvp#init: split header & content in init, test