Eventbrite Venue: Ensure theme doesn't throw errors when the Eventbrite plugin isn't activated.
Eventbrite Venue: Move venue-only widget out of the plugin and into the Venue theme.
Eventbrite Venue: Update prefix for the widget and only register it if the Eventbrite plugin is active.
Eventbrite Venue: Update widget to use the v3 API.
Just plowing through the errors at this point...