Merge "docs: Wi-Fi settings example now uses Settings constant correctly" into nyc-dev

<p><b>Example intent:</b></p>

<pre>

public void openWifiSettings() {

    Intent intent = new Intent(Intent.ACTION_WIFI_SETTINGS);

    Intent intent = new Intent(Settings.ACTION_WIFI_SETTINGS);

    if (intent.resolveActivity(getPackageManager()) != null) {

        startActivity(intent);

    }