Add invitation request mailer
Add test: InvitationRequestsController POST create send an email
Add mailer to InvitationRequestsController
Add routing test: GET /invitation_requests/email_confirmed
Make test pass: GET /invitation_requests/email_confirmed
Add test: InvitationRequestsController GET email_confirmed sets invitation
email_confirmed to true
Add test: Invitation validates presence of email_confirmed
Add column email_confirmed to invitation_requests table
Make test pass: Invitation validates presence of email_confirmed
Add test: Invitation#set_email_confirmed sets to false before save if no value
Make Invitation#set_email_confirmed test pass && add pry-rails gem
Removed validatin for Invitation#email_confirmed
Getting bug when loading HTML in application layout