RE: track_planning causing performance regression

Hi,

Attached is a patch that adds Sean's name to the Release 13 Docs.

> It'd be great if we could also give credit to "Sean Massey" for this
> find.
>
> This study on performance regression was done after his (internal)
> triaging that the v13 regression disappeared before this commit.
>
> I regret the omission in the original post.

Once again regret mentioning this earlier, but hope this is in time before GA :(

-
thanks
robins