Deps update, gopkg.lock fix, flagger initialization fix.

vendor/golang.org/x/sys/windows/svc/example/service.go

@@ -8,6 +8,7 @@ package main
 
 import (
 	"fmt"
+	"strings"
 	"time"
 
 	"golang.org/x/sys/windows/svc"
@@ -26,6 +27,7 @@ func (m *myservice) Execute(args []string, r <-chan svc.ChangeRequest, changes c
 	slowtick := time.Tick(2 * time.Second)
 	tick := fasttick
 	changes <- svc.Status{State: svc.Running, Accepts: cmdsAccepted}
+	elog.Info(1, strings.Join(args, "-"))
 loop:
 	for {
 		select {