Added mailer class
Added emails sending after user signs up but had to turn of custome registration controller
Added cucumber test for sending emails, rspec stopped working
Added mailer for proof upload, had to disable custom val - cannot_challenge_if_acceptor_already_accepted
Added mailer for accepting proof + cucumber test
Added new layout for accept proof mailer, added host for default url
Added reject proof mailer and cucmber test
Fixed mailer