Fix const beat grid first beat placement#3965

Merged

daschuer merged 4 commits intomixxxdj:2.3from

ywwg:fix-first-beat

Jun 10, 2021

Commits on Jun 8, 2021

Make sure the first beat in a const beat grid is as close to the start of the track as possible.
ywwg
committed
Use the beatlength of the rounded bpm, not the center.
ywwg
committed

Commits on Jun 9, 2021