Update config.properties
Update config.properties

remove ec2 hostnames
caidongyun/opensoc-streaming,jiekechoo/opensoc-streaming,b23llc/opensoc-streaming,jiekechoo/opensoc-streaming,OpenSOC/opensoc-streaming,caidongyun/opensoc-streaming,mbittmann/opensoc-streaming,mbittmann/opensoc-streaming,OpenSOC/opensoc-streaming,b23llc/opensoc-streaming