mempool: use bit flags for multi consumers and producers
mempool: use bit flags for multi consumers and producers

Pass the same flags as in rte_mempool_create(). Changes API calls:

    rte_mempool_generic_put(mp, obj_table, n, flags)
    rte_mempool_generic_get(mp, obj_table, n, flags)

Signed-off-by: Lazaros Koromilas <07c342be6e560e7f43842e2e21b774e61d85f047@nofutznetworks.com>
Acked-by: Olivier Matz <dfcc1510895413197abb4336e39bb0a3906cba71@6wind.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk