REAPER v6.27+dev0420

v6.27+dev0420 - April 20 2021

* Includes feature branch: EEL2 x86_64/SSE
* Includes feature branch: VST3 bridging
* Includes feature branch: ReaSurroundPan
* Includes feature branch: media item lanes
+ Misc: update zlib to 1.12.11 and libpng to 1.6.37
+ Razor edit: properly handle moving and pasting areas that contain MIDI items when project timebase is set to "time" [t=252436]
# Razor edit: add edge points when initiating envelope expand/compress behaviors