2.1.18 beta
 #315 - jstree style.css badly referenced
 #314 - Folder is not being deleted
 #320 - Enabling LDAP prevents local admin login
 #317 - server expected extensions are tested
 #318 - Upgrade process badly creates sk.php file
 #348 - Fix for undefined index "isAdministratedByRole"
 #350 - Fix for Lock and delete user actions don't refresh page
 #354 - Fix for removing folders
 #359 - Fix for initial user password change complexity check
 * Fix - no possibility to update a Role
 * New - requested user password complexity shown when changing password