`rails g controller contacts/import`
contacts/import routing
Add 'roo' gem
Initial contacts/import
Initial campaign model
`rails g scaffold mailing campaign:references order:references label_1:string label_2:string label_3:string label_4:string label_5:string label_6:string addon:integer` && `rake db:migrate`
Adjust mailings routes
Add User#mailing_schedule function
Initial MailingsController