golint fixes

etcd_client.go

@@ -46,7 +46,9 @@ func resolveAll(input []string, proto string) []string {
 }
 
 // NewEtcdClient creates a new etcd client. It uses command-line flags
-// to find servers and connection parameters.
+// to find servers and connection parameters. If the 'strongReads'
+// argument is true, read requests will also be sent to the etcd
+// master and should be able to see the effect of previous writes.
 func NewEtcdClient(strongReads bool) EtcdClient {
 	proto := "http"
 	if *etcdCertFile != "" && *etcdKeyFile != "" {