openwisp-config agent web UI for OpenWRT

[Federico Capoano]

The openwisp-config agent is now configurable from the web interface of #OpenWRT!

For more info and screenshots please see:

https://github.com/openwrt/luci/pull/5597
https://twitter.com/openWISP/status/1485678980359409669
https://www.facebook.com/OpenWISP/posts/4602478766527829
https://www.linkedin.com/feed/update/urn:li:activity:6891444880955318272

Thanks to Nicholas Smith, Florian Eckert and TelcoAntennas for putting effort in getting the PR merged!

Best regards

Federico Capoano