Fixes for new command line options.
Fixes for new command line options.

hdgarrood/purescript-quickcheck,cryogenian/purescript-strongcheck,zudov/purescript-strongcheck,beckyconning/purescript-strongcheck,beckyconning/purescript-quickcheck,jonsterling/purescript-strongcheck,purescript-contrib/purescript-strongcheck,purescript/purescript-quickcheck