add comment to mailer method that needs to be implemented
add comment to mailer method that needs to be implemented

nclapp/LETS-railsy,chi-pocket-gophers-2015/LETS-railsy,chi-pocket-gophers-2015/LETS-railsy,chi-pocket-gophers-2015/LETS-railsy,nclapp/LETS-railsy,nclapp/LETS-railsy