not looping correct off of right-side of canvas.

[Lazerbeak12345]

Describe the bug
GOL not looping correct off of right-side of canvas.

To Reproduce
on this w5h5 grid with GOL:

#@###
#@###
#@###
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it turns into

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#@###
#####
#####

Expected behavior

#####
@@@##
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#####

Additional context

This was reduced from shrinking the error-space of a bug where an glider at top-center of 100 by 100 canvas, pointing SE doesn't loop correctly.

[Lazerbeak12345]

Resolved in vesrion 5

[Lazerbeak12345]

This can be demoed and proven to still happen with brian's brain

In an empty, looping canvas, place two pixels right next to another near the top left corner. The diamond is supposed to spread symmetrically.