Refactor customer migrations
Refactor vendor migrations
Refactor trip migrations
Update schema.rb
Remove unneccesary id columns
Update schema.rb
Add .versions.conf to gitignore
Add current_trip_id to trips_controller
Create RSpec tests for current_trip_id
Add tests for Customer.current_trip
Move Pry to development,test group
Merge pull request #104 from tuxedio/c-refactor-migrations

Refactor migrations