def new
      # Before displaying the login form, make sure an external auth system shouldn't be used.
      auth_url = ::Incline::UserManager.begin_external_authentication(request)
      redirect_to auth_url unless auth_url.blank?
    end
def new
      # Before displaying the login form, make sure an external auth system shouldn't be used.
      auth_url = ::Incline::UserManager.begin_external_authentication(request)
      redirect_to auth_url unless auth_url.blank?
    end
GET /incline/login