updates ++boil:ap to crash if a book has pages with the same tag
updates ++boil:ap to crash if a book has pages with the same tag

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