Error with nBonjour when changing networks

[joemaller]

This seems to happen when changing networks, eg. moving my laptop from one wifi network to another. Might be upstream, but it would be good to catch this and re-init the advertisement rather than just crashing.

/Users/joe/browsersync-mdns/node_modules/nbonjour/lib/mdns-server.js:87
                        if (err) throw err // TODO: Handle this (if no callback is given, the error will be ignored)
                                 ^

Error: send EADDRNOTAVAIL 224.0.0.251:5353
    at SendWrap.afterSend [as oncomplete] (dgram.js:499:11)
error Command failed with exit code 1.