basic adjustments for OC 8. I.e. no visible issues, LDAP tests pass.

apps/user_ldap/appinfo/register_command.php

apps/user_ldap/command/showremnants.php

apps/user_ldap/lib/access.php

apps/user_ldap/lib/jobs.php

apps/user_ldap/lib/user/deletedusersindex.php

apps/user_ldap/lib/user/iusertools.php

apps/user_ldap/lib/user/manager.php

apps/user_ldap/lib/user/offlineuser.php

apps/user_ldap/tests/user_ldap.php

apps/user_ldap/user_ldap.php