agent/server: supress pidoff fp-rte output
agent/server: supress pidoff fp-rte output

Stdout of 'pidoff fp-rte' is useless, so it's better to supress it.

Change-Id: Icdf855c43a9facfe918fbb6b77f90df4c9b097ca
Signed-off-by: Valentina Krasnobaeva <09032b9d6a32fe0c834a09444c596a821fe971bb@6wind.com>
Acked-by: Maxime Leroy <456097398e25fafb4037134ee0199bc711bfd454@6wind.com>

openstack/networking-6wind,stackforge/networking-6wind,openstack/networking-6wind,stackforge/networking-6wind