Replace Delay by RefreshSecond in Eureka

configuration/configuration.go

@@ -201,6 +201,13 @@ func (gc *GlobalConfiguration) SetEffectiveConfiguration(configFile string) {
 		gc.LifeCycle.GraceTimeOut = gc.GraceTimeOut
 	}
 
+	if gc.Eureka != nil {
+		if gc.Eureka.Delay != 0 {
+			log.Warn("Delay has been deprecated -- please use RefreshSeconds")
+			gc.Eureka.RefreshSeconds = gc.Eureka.Delay
+		}
+	}
+
 	if gc.Rancher != nil {
 		// Ensure backwards compatibility for now
 		if len(gc.Rancher.AccessKey) > 0 ||