Update test version of mininet.
Update test version of mininet.

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