Revert "Don't default check YAML sequences (yet)."
Revert "Don't default check YAML sequences (yet)."

This reverts commit 7b504b7f64f709db4080a65322729b577ce6c1d3.

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