Add hook to allow simplification of host interfaces.
Add hook to allow simplification of host interfaces.

anarkiwi/faucet,REANNZ/faucet,trentindav/faucet,REANNZ/faucet,mwutzke/faucet,shivarammysore/faucet,anarkiwi/faucet,shivarammysore/faucet,gizmoguy/faucet,mwutzke/faucet,trungdtbk/faucet,trungdtbk/faucet,faucetsdn/faucet,gizmoguy/faucet,faucetsdn/faucet,wackerly/faucet,trentindav/faucet,wackerly/faucet