Add auto complete support to NAT.
Add auto complete support to NAT.

ch1c4um/pfsense,NewEraCracker/pfsense,NewEraCracker/pfsense,pfsense/pfsense,ptorsten/pfsense,ptorsten/pfsense,NewEraCracker/pfsense,BlackstarGroup/pfsense,dennypage/pfsense,pfsense/pfsense,ch1c4um/pfsense,dennypage/pfsense,BlackstarGroup/pfsense,dennypage/pfsense,NewEraCracker/pfsense,pfsense/pfsense,jxmx/pfsense,jxmx/pfsense,ptorsten/pfsense,NOYB/pfsense,dennypage/pfsense,phil-davis/pfsense,BlackstarGroup/pfsense,phil-davis/pfsense,phil-davis/pfsense,pfsense/pfsense,phil-davis/pfsense,brunostein/pfsense,ch1c4um/pfsense,NOYB/pfsense,BlackstarGroup/pfsense,jxmx/pfsense,brunostein/pfsense,brunostein/pfsense,ch1c4um/pfsense,NOYB/pfsense