System Info section of the web GUI should indicate if a firmware update is available

[srob1]

It would be nice/convenient if the System Info section of the web GUI would indicate if newer firmware is available. Otherwise, repeated checking of the https://centerclick.com/ntp/docs/release_notes web page is necessary to ensure the firmware is kept up-to-date.

The Software version area of the System Info section could indicate the installed version, and, if a newer version is available, state the latest version available, like this:

[dave4445]

added to v1.33 (well without the green highlight but otherwise there)