I've got the plugin installed on a site and when I clicked to visit the plugin site, this message comes up:
Reported Attach Page!
This web page at calculatorpro.org has been reported as an attack page and has been blocked based on your security preferences.
Attack pages try to install programs that steal private information, use your computer to attack others, or damage your system.
Some attack pages intentionally distribute harmful software, but many are compromised without the knowledge or permission of their owners.