return date from numeric %cw .^
return date from numeric %cw .^

REVIEW %w seems to be used for something else in subscriptions, but
the .^ code was thoroughly stubbed out

jfranklin9000/urbit,urbit/urbit,ngzax/urbit,jfranklin9000/urbit,ngzax/urbit,urbit/urbit,jfranklin9000/urbit,urbit/urbit,belisarius222/arvo,jfranklin9000/urbit,jfranklin9000/urbit,ngzax/urbit,belisarius222/arvo,joemfb/arvo,urbit/urbit,joemfb/arvo,ngzax/urbit,jfranklin9000/urbit,urbit/urbit,urbit/urbit,urbit/urbit,ngzax/urbit,ngzax/urbit,jfranklin9000/urbit,ngzax/urbit