Add favicon support?

[0aveRyan]

Add favicon support to link roundups?

Using Google's Favicon service, could ingest favicon for each link. Works with subdirectory links.

http://www.google.com/s2/favicons?domain_url=inn.org/about

[benlk]

This might not need Google; we could look for a favicon at the same time that open graph tags are scraped.