plugin does not refresh devices that comes online/powered on unless I restart HB 
**What issue do you have? Please be as thorough and explicit as possible.**
when I plug in a device while the HB is already running it does not recognize it as online 
also if the device is powered off then on again it doe not get recognized as online
it stays offline an i have to reboot HB to get it refreshed as on , below a log extract for 1 device "laptop charger "
I pugged it in and powered it up with the physical button and the plugin shows' that it recognizes it as status changed to online yet , i can not use the HB to power it off or on 
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**Details of your setup.**
Do you use Homebridge or HOOBS?
no
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Which version of Homebridge/HOOBS do you have?
Version 1.1.6
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Which version of this plugin (homebridge-ewelink) do you have?
homebridge-ewelink v2.24.3
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**Please paste any relevant logs below. It helps if you can turn `debug` and `debugReqRes` in the package settings for more thorough logging.**
> If you are posting an error then it is helpful for me to also see the previous few lines as this can show the cause of the error.

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[9/7/2020, 11:18:56 PM] [eWeLink] LAN message received.
[9/7/2020, 11:18:56 PM] [eWeLink] [Laptop charger] externally updated from above LAN message and will be refreshed.
[9/7/2020, 11:18:57 PM] [eWeLink] LAN message received.
[9/7/2020, 11:18:57 PM] [eWeLink] [Laptop charger] externally updated from above LAN message and will be refreshed.
[9/7/2020, 11:18:57 PM] [eWeLink] LAN message received.
[9/7/2020, 11:18:57 PM] [eWeLink] [Laptop charger] externally updated from above LAN message and will be refreshed.
[9/7/2020, 11:18:57 PM] [eWeLink] LAN message received.
[9/7/2020, 11:18:57 PM] [eWeLink] [Laptop charger] externally updated from above LAN message and will be refreshed.
[9/7/2020, 11:18:57 PM] [eWeLink] LAN message received.
[9/7/2020, 11:18:57 PM] [eWeLink] [Laptop charger] externally updated from above LAN message and will be refreshed.
[9/7/2020, 11:18:57 PM] [eWeLink] LAN message received.
[9/7/2020, 11:18:57 PM] [eWeLink] [Laptop charger] externally updated from above LAN message and will be refreshed.
[9/7/2020, 11:18:57 PM] [eWeLink] LAN message received.
[9/7/2020, 11:18:57 PM] [eWeLink] [Laptop charger] externally updated from above LAN message and will be refreshed.
[9/7/2020, 11:19:02 PM] [eWeLink] WS message received.
[9/7/2020, 11:19:03 PM] [eWeLink] WS message received.
[9/7/2020, 11:19:03 PM] [eWeLink] [Laptop charger] externally updated from above WS message and will be refreshed.
[9/7/2020, 11:19:31 PM] [eWeLink] LAN message received.
[9/7/2020, 11:19:31 PM] [eWeLink] LAN message received.
[9/7/2020, 11:19:31 PM] [eWeLink] [Frontyard] externally updated from above LAN message and will be refreshed.
[9/7/2020, 11:19:32 PM] [eWeLink] LAN message received.
[9/7/2020, 11:19:32 PM] [eWeLink] [Frontyard] externally updated from above LAN message and will be refreshed.
[9/7/2020, 11:19:32 PM] [eWeLink] LAN message received.
[9/7/2020, 11:19:32 PM] [eWeLink] [Frontyard] externally updated from above LAN message and will be refreshed.
[9/7/2020, 11:19:37 PM] [eWeLink] [Laptop charger] could not be updated as it is currently offline.
[9/7/2020, 11:19:41 PM] [eWeLink] [Laptop charger] could not be updated as it is currently offline.
[9/7/2020, 11:19:41 PM] [eWeLink] [Laptop charger] could not be updated as it is currently offline.
[9/7/2020, 11:19:41 PM] [eWeLink] [Laptop charger] could not be updated as it is currently offline.
[9/7/2020, 11:19:41 PM] [eWeLink] [Laptop charger] could not be updated as it is currently offline.
[9/7/2020, 11:19:42 PM] [eWeLink] [Laptop charger] could not be updated as it is currently offline.
[9/7/2020, 11:19:42 PM] [eWeLink] [Laptop charger] could not be updated as it is currently offline.
[9/7/2020, 11:19:42 PM] [eWeLink] WS message received.
[9/7/2020, 11:20:06 PM] [eWeLink] WS message received.
[9/7/2020, 11:20:07 PM] [eWeLink] WS message received.