Table handling heuristic

[dy]

It's possible to handle table insertion cases with smart heuristics, covering the most practical cases

<table>{{ rows }}</table>

See proposed solution

[keithamus]

Thanks for adding this issue here. It's useful for us to track the progress of the upstream issue.

However I don't think we want to jump ahead on this. We should wait for the upstream issue to be resolved, so we can implement the spec verbatim.