* Implement MAC lookup
* Refine error processing
* Use long to store MAC consistently
* Link back to macvendors.co
* Undo some havoc
* Do not show mac spans for TV
* Show MAC and IP in a consistent order
* Add IP spans by ipinfo.io
* Add SpanFormatter
* Fix IPv6 ipinfo.io link
* Refine SpanFormatter
* Fix pressing the link
