app/views/devise/mailer/invitation_instructions.html.haml
%p= t("devise.mailer.invitation_instructions.hello", email: @resource.email)
%p= t("devise.mailer.invitation_instructions.someone_invited_you", url: root_url)
%p= link_to t("devise.mailer.invitation_instructions.accept"), accept_invitation_url(@resource, :invitation_token => @token)
- if @resource.invitation_due_at
%p= t("devise.mailer.invitation_instructions.accept_until", due_date: l(@resource.invitation_due_at, format: :'devise.mailer.invitation_instructions.accept_until_format'))
%p= t("devise.mailer.invitation_instructions.ignore")