update to master

README.rst

api.go

cmd/radioctl/radioctl.go

debian/changelog

debian/postinst

debian/prerm

debian/rules

debian/services/lib.sh

debian/services/radiod

debian/services/redirectord

etcd_client.go

fe/dns.go

fe/doc.go

fe/gzip.go

fe/http.go

masterelection/masterelection.go

node/doc.go

node/icecast.go

node/icecast_config.go

node/node.go