Merge branch Mario/vehicles (XL merge request)
Many improvements to vehicle code, including entering vehicle by pressing F (+use), submarine mode for racer, fix for vehicles passing through clips, and other changes.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Many improvements to vehicle code, including entering vehicle by pressing F (+use), submarine mode for racer, fix for vehicles passing through clips, and other changes.