I've defined (?) in http://package.elm-lang.org/packages/circuithub/elm-maybe-extra/latest/Maybe-Extra http://package.elm-lang.org/packages/circuithub/elm-maybe

I've defined (?) in http://package.elm-lang.org/packages/circuithub/elm-maybe-extra/latest/Maybe-Extra http://package.elm-lang.org/packages/circuithub/elm-maybe-ex... in the mean time.