Several changes to Boots ridable turtle. 🔼

Add two can ride.

Bigger sim, it can be set up to 3x3, but NN is 5x5.  I can probably autodetect sim size like it claims it can't now.

Default to any one can change some config options maybe?

Change some of those defaults.

reported=2022-10-15 21:25:48

reporter=onefang

priority=normal

category=TODO

severity=major