Separate subscription-success and data callbacks, leaving legacy interface in place
Separate subscription-success and data callbacks, leaving legacy interface in place

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