user.rb in brycesch-devise_oauth2_providable-1.2.7

- old
+ new

@@ -1,3 +1,6 @@
 class User < ActiveRecord::Base
   devise :database_authenticatable, :oauth2_providable, :oauth2_password_grantable, :oauth2_refresh_token_grantable, :oauth2_authorization_code_grantable
+
+  def sign_out
+  end
 end