Pagination limits are not recognized except for user_settings_limit.

Steps:

1. On a v2.5.2 install in app/config/ezplatform.yml under "ezpublish.system.admin_group.pagination" set

   search_limit: 10
   user_settings_limit: 2
   trash_limit: 5
   section_limit: 5
   language_limit: 5
   role_limit: 5
   role_assignment_limit: 5
   policy_limit: 5
   content_type_group_limit: 5
   content_type_limit: 5
   version_draft_limit: 5
   content_system_url_limit: 5
   content_custom_url_limit: 5
   content_role_limit: 5
   content_policy_limit: 5
   notification_limit: 5
   content_draft_limit: 5
   

2. Reload cache with clear:cache commad.

Actual result: Error occurs

Unrecognized options "search_limit, trash_limit, section_limit, language_li
    mit, role_limit, role_assignment_limit, policy_limit, content_type_group_li
    mit, content_type_limit, version_draft_limit, content_system_url_limit, con
    tent_custom_url_limit, content_role_limit, content_policy_limit, notificati
    on_limit, content_draft_limit" under "ezpublish.system.admin_group.paginati
    on"