Refactor User model & tests for password confirmation
Refactor UsersController#password_reset and delete duplicate feature test for request forgetten password
Move #forgot_password to PasswordResetsController
Move #request_password_reset to PasswordResetsController
Move tests for #request_password_reset to password_resets_controller_spec.rb
Move #password_reset and #reset_password to PasswordResetsController (OMG those names make my brain explode)
Refactor PasswordResetsController routes and method names to be more RESTful
Add Siqekiq for delayed email jobs
Add Unicorn as default webserver
Add Unicorn as default web server & create Procfile