Bug fixes.

Physics engine updated for 2021
New control system added
More fun summer game events!

This update from Apple will improve the functionality of this app. No new features are included.

- Soccer updates with all new models for the 2018 Championship in Russia
- New graphics for volleyball

Physics engine updates and bug fixes.  Tokyo update will be next!

New events added:
- 1500m track race
- 4x100m IM swim relay
- 4x100m freestyle swim relay
- Gymnastics floor updates