threadteam 0.3.0

Scoped CPU thread-team placement token: a Pool and a non-Clone Exec with fork, for_ranges, external and broadcast; no Rayon type in the public API.
Documentation
kind,width,ns
team/hot,2,595.5
team/gap1ms,2,3541.0
team/gap10ms,2,5375.0
team/gap300ms,2,40875.0
team/fork-hot,2,1200.2
team/hot,4,697.2
team/gap1ms,4,4167.0
team/gap10ms,4,7000.0
team/gap300ms,4,42458.0
team/fork-hot,4,759.0
team/hot,6,406.2
team/gap1ms,6,4792.0
team/gap10ms,6,4791.0
team/gap300ms,6,38042.0
team/fork-hot,6,459.1
plain/outside-hot,2,9648.8
plain/outside-gap1ms,2,10625.0
plain/outside-gap10ms,2,34042.0
external/outside-hot,2,9268.6
external/outside-gap1ms,2,17291.0
plain/in-pool,2,50.9
plain/outside-hot,4,10592.5
plain/outside-gap1ms,4,35083.0
plain/outside-gap10ms,4,37542.0
external/outside-hot,4,9811.3
external/outside-gap1ms,4,18042.0
plain/in-pool,4,155.2
plain/outside-hot,6,10578.4
plain/outside-gap1ms,6,39042.0
plain/outside-gap10ms,6,45417.0
external/outside-hot,6,9400.0
external/outside-gap1ms,6,18333.0
plain/in-pool,6,255.7