This patch add support for different aggregator modes in similar manner
that is provided in linux kernel.
testpmd> set bonding agg_mode <port_id> <agg_name>
testpmd> show bonding config <port_id>
Signed-off-by: Daniel Mrzyglod <danielx.t.mrzyglod@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>