Merge pull request 'Expire inactive sessions, optionally allow to stay signed in' (#82) from feature/8-session_timeouts into master

Reviewed-on: #82
Reviewed-by: galfert <garret.alfert@gmail.com>

app/models/user.rb

@@ -38,7 +38,9 @@ class User < ApplicationRecord
   devise :ldap_authenticatable,
          :confirmable,
          :recoverable,
-         :validatable
+         :validatable,
+         :timeoutable,
+         :rememberable
 
   def ldap_before_save
     self.email = Devise::LDAP::Adapter.get_ldap_param(self.cn, "mail").first