ethdev: remove old ntuple filter API

ethdev: remove old ntuple filter API

Following structures are removed:
 - rte_2tuple_filter
 - rte_5tuple_filter
Following APIs are removed:
 - rte_eth_dev_add_2tuple_filter
 - rte_eth_dev_remove_2tuple_filter
 - rte_eth_dev_get_2tuple_filter
 - rte_eth_dev_add_5tuple_filter
 - rte_eth_dev_remove_5tuple_filter
 - rte_eth_dev_get_5tuple_filter
It also move macros TCP_*_FLAG to rte_eth_ctrl.h, and removes the macro
TCP_UGR_FLAG which is duplicated with TCP_URG_FLAG.

Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
Acked-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
[Thomas: remove also from version map]