Slow Warning for child bridge plugin
Config:

 ```
{
            "accessory": "HTTP-LIGHTBULB",
            "name": "Radio unten",
            "onUrl": "http://192.168.88.19/fsapi/SET/netRemote.sys.power?pin=1234&value=1",
            "offUrl": "http://192.168.88.19/fsapi/SET/netRemote.sys.power?pin=1234&value=0",
            "statusUrl": "http://192.168.88.19/fsapi/GET/netRemote.sys.power?pin=1234",
            "brightness": {
                "setUrl": "http://192.168.88.19/fsapi/SET/netRemote.sys.audio.volume?pin=1234&value=%s",
                "statusUrl": "http://192.168.88.19/fsapi/GET/netRemote.sys.audio.volume?pin=1234"
            },
            "_bridge": {
                "name": "HTTP-Lightbulb",
                "username": "0E:16:73:76:5B:7E",
                "port": 57494
            }
        },
        {
            "accessory": "HTTP-LIGHTBULB",
            "name": "Radio oben",
            "onUrl": "http://192.168.88.2/fsapi/SET/netRemote.sys.power?pin=1234&value=1",
            "offUrl": "http://192.168.88.2/fsapi/SET/netRemote.sys.power?pin=1234&value=0",
            "statusUrl": "http://192.168.88.2/fsapi/GET/netRemote.sys.power?pin=1234",
            "brightness": {
                "setUrl": "http://192.168.88.2/fsapi/SET/netRemote.sys.audio.volume?pin=1234&value=%s",
                "statusUrl": "http://192.168.88.2/fsapi/GET/netRemote.sys.audio.volume?pin=1234"
            },
            "_bridge": {
                "username": "0E:16:73:76:5B:7E"
            }
        },
```


Just got warning that http-lighbulb slow down homebridge.
Bug?

greetz
boehser enkel