Adds widgets displaying information from a meetup.com group.
Log in to your Meetup.com account, then visit the Getting an API Key page.
You'll need to create an OAuth consumer for your website. Visit Your OAuth Consumers for more information & to get started.
It's in the event page's URL: http://www.meetup.com/
If your meetup group is set up at meetup.com/
[group URL name], the part after
meetup.com/ is one of your group identifiers (the URL name). The other possible identifier is your group's ID number.