dispatch_connection: don't choke on empty lines (ignore them)
dispatch_connection: don't choke on empty lines (ignore them)

grobian/carbon-c-relay,zzl0/carbon-c-relay,Skyscanner/carbon-c-relay,lyft/carbon-c-relay,grobian/carbon-c-relay,piotr1212/carbon-c-relay,rtoma/carbon-c-relay,grobian/carbon-c-relay,lyft/carbon-c-relay,piotr1212/carbon-c-relay,piotr1212/carbon-c-relay,zzl0/carbon-c-relay,rtoma/carbon-c-relay,tjamesturner/carbon-c-relay,lyft/carbon-c-relay,Skyscanner/carbon-c-relay,piotr1212/carbon-c-relay,tjamesturner/carbon-c-relay