0.13.0 - Owner user type, invite + export game activities

What's Changed

Breaking changes

• Owner user type, better test utils for permissions by @tudddorrr in #100

Features

• Add activities for invite created and accepted by @tudddorrr in #102
• Add activity for data export request by @tudddorrr in #103

Fixes

• Limit invite user types to only devs and admins by @tudddorrr in #101

Full Changelog: 0.12.2...0.13.0