Architecture: WiFi support for WiFi enabled boards ...

results of tests

// tested //
// ok Wifi.connect(ssid, options, callback)
// ok Wifi.disconnect(callback)
// ok Wifi.getAPDetails(callback)
// ok Wifi.getAPIP(callback)
// ok Wifi.getDetails(callback)
// ok Wifi.getDHCPHostname(callback)
// ok Wifi.getHostByName(hostname, callback)
// ok Wifi.getIP(callback)
// ok Wifi.getStatus(callback)
// ok Wifi.scan(callback)
// ok Wifi.setConfig(settings)
// er Wifi.setDHCPHostname(hostname) if hostname is unknown
// ok Wifi.startAP(ssid, options, callback)
// ok Wifi.stopAP(callback)
// ok event Wifi.auth_change(details)
// ok event Wifi.associated(details)
// ok event Wifi.connected(details)
// ok event Wifi.disconnected(details)
// ok event Wifi.sta_joined(details)
// ok event Wifi.sta_left(details)
// ok event Wifi.probe_recv(details)

// open //
// Wifi.restore()
// Wifi.save(what)
// event Wifi.dhcp_timeout() ? what fires that one ?