make json output nicer (#140)
make json output nicer (#140)

OParl's json can contain unescaped unicode and not escaping slashes is just good practice in general.
CatoTH/Ratsinformant,codeformunich/Muenchen-Transparent,CatoTH/Muenchen-Transparent,codeformunich/Muenchen-Transparent,CatoTH/Muenchen-Transparent,CatoTH/Ratsinformant,CatoTH/Ratsinformant,CatoTH/Ratsinformant