Extended user-agent string
Saving the hostname of mentioned sites

Enables easy lookup of mentions connected to a specific site
Added API for exporting mentions for a site
Extended site list to contain mention count
Including mention count and link to export in list
Updating caution message to encourage bug reports
Updated changelog
Update lastmention
Removing some logging
Check the existence of an href prior to matching

Otherwise the resolver will be unhappy when trying to resolve an absolute URL out of something that doesn't exist.
Added new install/migration scripts
Ensured old version of microformat-node for now

Haven't tested the new one yet and it uses a new version of Cheerio that I too probably want to use and then need to test
Added a migrate script definition