Redefined pfix, sfix in terms of comb, cleaned some variable names.
Redefined pfix, sfix in terms of comb, cleaned some variable names.

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