Revert Ib7808f4f217ba3d6d30a60fab6233e36a29f0098 and add set-sasl to
spec

To avoid upgrade issue and set the sasl password during installation,
this workaround change the use in vdsm-tool to direct call.

Bug-Url : https://bugzilla.redhat.com/show_bug.cgi?id=1168689
Signed-off-by: Yaniv Bronhaim <ybronhei@redhat.com>
Signed-off-by: Yaniv Bronhaim <ybronhei@redhat.com>
Change-Id: Ibfc751aaa79f8d6374efec8d6c594ba7a1ad5607
Reviewed-on: http://gerrit.ovirt.org/35763
Reviewed-by: Dan Kenigsberg <danken@redhat.com>
Tested-by: Dan Kenigsberg <danken@redhat.com>