fix parkids in trip page to be ints
fix parkids in trip page to be ints

MAPC/bostonparks,codeforboston/bostongreenmap,varmas/bostongreenmap,varmas/bostongreenmap,codeforboston/bostongreenmap,codeforboston/bostongreenmap,varmas/bostongreenmap,codeforboston/bostongreenmap,MAPC/bostonparks,varmas/bostongreenmap,codeforboston/bostongreenmap,varmas/bostongreenmap