NAT44: fix nat_not_translate_output_feature in dual loop (VPP-1194)
NAT44: fix nat_not_translate_output_feature in dual loop (VPP-1194)

Change-Id: Icb858414145db0e5fef495e155903b3b935e50ba
Signed-off-by: Matus Fabian <fce541bb5d92358522a3d9dac9c8f88030b6f773@cisco.com>

chrisy/vpp,chrisy/vpp,FDio/vpp,vpp-dev/vpp,chrisy/vpp,FDio/vpp,vpp-dev/vpp,FDio/vpp,FDio/vpp,vpp-dev/vpp,FDio/vpp,chrisy/vpp,vpp-dev/vpp,vpp-dev/vpp,vpp-dev/vpp,chrisy/vpp,chrisy/vpp,vpp-dev/vpp,FDio/vpp,chrisy/vpp,FDio/vpp,FDio/vpp,chrisy/vpp