scambra/devise_invitable — pull request #261 by tmikoss (2013-01-09 09:09:27+00:00)
Title: Mailer compatibility with Devise 2.2.0

https://github.com/plataformatec/devise/commit/19b5bcbe0fe63489f67eaf42a
efea382d45cc1d7 changes mailer method signature in Devise side