1b870ff LDAP: Allow searching subdomain during RFC2307bis initgroups

Authored and Committed by jhrozek 10 years ago
    LDAP: Allow searching subdomain during RFC2307bis initgroups
    
    Related: https://fedorahosted.org/sssd/ticket/2070
    
    Until now, the POSIX-compliant initgroups would only be able to search
    the parent domain. Since we want to allow using POSIX attributes from AD
    subdomains as well, we should allow searching a custom sdap_domain.