Deploy given N apps in available M machines which has free ports
redis is used as data store redis_keys: IPS_LIST -- list of machines HOST_PORTS_AVAILABLE -- list of machines which has free ports IP -- list of ports free in the host
scanner.rake -- scans available ports in given ips and adds in redis
port_scanner.rb -- deploys the given app in any available machine i/p: ruby port_scanner.rb no_of_apps then no_of_apps lines app names