30f029e backend: initialize sudo only when it is enabled in services

1 file Authored by pbrezina 11 years ago, Committed by jhrozek 11 years ago,
    backend: initialize sudo only when it is enabled in services
    
    https://fedorahosted.org/sssd/ticket/1458
    
    When the responder is disabled and sudo_provider is set explicitly,
    a warning is print and the module will be initialized.