Fixed #256

- Added startup paramter to change the early renew days of certificates
- Changed the default early renew days of certificates from 14 days to 30 days
- Fixed vdir update not updating uptime monitor bug

src/vdir.go

@@ -197,6 +197,8 @@ func ReverseProxyDeleteVdir(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	UpdateUptimeMonitorTargets()
+
 	utils.SendOK(w)
 }