Add parameter to print port statistics periodically
(disabled by default), if interactive mode is not enabled.
This is useful to allow the user to see port statistics
without having to get into the internal command line.
Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Jingjing Wu <jingjing.wu@intel.com>
Tested-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>