func NewClientGlobal(addr string) *Client {
	return NewClientWith(ClientConfig{ClientConfig: datadog.ClientConfig{Address: addr}, GlobalOnly: true})
}
NewClientGlobal creates a client that sends all metrics to the Global Veneur Aggregator
package veneur
import (
	"time"
	"github.com/segmentio/stats/v4"
	"github.com/segmentio/stats/v4/datadog"
)
const (
	GlobalOnly = "veneurglobalonly"
	LocalOnly  = "veneurlocalonly"
	SinkOnly   = "veneursinkonly"
	SignalfxSink = "signalfx"
	DatadogSink  = "datadog"
	KafkaSink    = "kafka"
)
var (
	TagSignalfxOnly = stats.Tag{Name: SinkOnly, Value: SignalfxSink}
	TagDatadogOnly  = stats.Tag{Name: SinkOnly, Value: DatadogSink}
	TagKafkaOnly    = stats.Tag{Name: SinkOnly, Value: KafkaSink}
)
type ClientConfig struct {
	datadog.ClientConfig
	GlobalOnly bool
	LocalOnly bool
	SinksOnly []string
}
type Client struct {
	*datadog.Client
	tags []stats.Tag
}
func NewClient(addr string) *Client {
	return NewClientWith(ClientConfig{ClientConfig: datadog.ClientConfig{Address: addr}})
}