runtests: Consolidate parameter passing to 1 pass
runtests: Consolidate parameter passing to 1 pass

mwutzke/faucet,REANNZ/faucet,anarkiwi/faucet,mwutzke/faucet,anarkiwi/faucet,faucetsdn/faucet,REANNZ/faucet,faucetsdn/faucet