fixes +-key:by (produce a valid set by using +-put:in)
fixes +-key:by (produce a valid set by using +-put:in)

belisarius222/arvo,ngzax/urbit,ngzax/urbit,ngzax/urbit,urbit/urbit,jfranklin9000/urbit,urbit/urbit,jfranklin9000/urbit,jfranklin9000/urbit,urbit/urbit,Fang-/arvo,urbit/urbit,cgyarvin/arvo,cgyarvin/arvo,urbit/urbit,ngzax/urbit,ngzax/urbit,ngzax/urbit,joemfb/arvo,belisarius222/arvo,urbit/urbit,ngzax/urbit,jfranklin9000/urbit,urbit/urbit,eglaysher/arvo,jfranklin9000/urbit,jfranklin9000/urbit,solri/arvo,ohAitch/arvo,ohAitch/arvo,jfranklin9000/urbit,joemfb/arvo