This adds the needed methods and catalog definitions for
dbaui::OGenericAdministrationPage, dbaui::OpenDocumentButton
and dbaui::OpenDocumentListBox.

Change-Id: I5b883c39f1cb9623c357e5ebec1632816547ff03
Reviewed-on: https://gerrit.libreoffice.org/2886Reviewed-by: Lionel Elie Mamane <lionel@mamane.lu>
Reviewed-by: Fridrich Strba <fridrich@documentfoundation.org>
Tested-by: Fridrich Strba <fridrich@documentfoundation.org>