IFP: add org.freedesktop.sssd.infopipe.Users
Example calls:
dbus-send --print-reply --system --dest=org.freedesktop.sssd.infopipe /org/freedesktop/sssd/infopipe/Users org.freedesktop.sssd.infopipe.Users.FindByName string:user-1
method return sender=:1.159 -> dest=:1.160 reply_serial=2
object path "/org/freedesktop/sssd/infopipe/Users/LDAP_2ePB/10001"
dbus-send --print-reply --system --dest=org.freedesktop.sssd.infopipe /org/freedesktop/sssd/infopipe/Users org.freedesktop.sssd.infopipe.Users.FindByID uint32:10001
method return sender=:1.159 -> dest=:1.163 reply_serial=2
object path "/org/freedesktop/sssd/infopipe/Users/LDAP_2ePB/1000
Resolves:
https://fedorahosted.org/sssd/ticket/2150
Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>