remove config.rb
remove config.rb

remoe/coreos-docker-dev,xueshanf/coreos-docker-dev,xueshanf/coreos-docker-dev,xueshanf/coreos-docker-dev,xueshanf/coreos-docker-dev,xuwang/coreos-docker-dev,remoe/coreos-docker-dev,xuwang/coreos-docker-dev,remoe/coreos-docker-dev,remoe/coreos-docker-dev,xuwang/coreos-docker-dev,xuwang/coreos-docker-dev,xueshanf/coreos-docker-dev