Add facebook signing configs to defaults.json
Add facebook signing configs to defaults.json

DemocracyOS/app,mbhicks90/myvotes.ca,MareAtlantica/democracyos,indiofran/app,dkrathi457/app,beomjae/app,fonorobert/evoks,solde9/app,josuedor/app,fonorobert/evoks,atlatszo/evoks,DemocracyOS/app,vntrp/app,ManuH/app,radvansky-tomas/app,huulbaek/app,ben-pr-p/app,PartidoDeLaRed/app,huulbaek/app,vntrp/app,beomjae/app,DemocraciaEnRed/comunas,Nicolas-Lebreton/app,AbraaoAlves/app,EuParticipo/Caxias,DemocraciaEnRed/comunas,mbhicks90/myvotes.ca,moustachu/democracy-os-app,DemocraciaEnRed/bahiablanca,dkrathi457/app,moustachu/democracy-os-app,atlatszo/evoks,indiofran/app,AbraaoAlves/app,ManuH/app,radvansky-tomas/app,solde9/app,alexproca/democracy-os,alexproca/democracy-os,PartidoDeLaRed/app,Nicolas-Lebreton/app,ben-pr-p/app,valentinchaput/app,josuedor/app,valentinchaput/app,MareAtlantica/democracyos,piratenfraktion-nrw/app,EuParticipo/Caxias,piratenfraktion-nrw/app,DemocraciaEnRed/bahiablanca