REAPER v6.66+dev0826

v6.66+dev0826 - August 26 2022

* Includes feature branch: specify channel counts per-region in region render matrix
* Includes feature branch: media item fade editing changes
* Includes feature branch: selected media item appearance changes
* Includes feature branch: track grouping manager dialog
* Includes feature branch: CLAP plugin support
* Includes feature branch: track media/razor edit grouping
* Includes feature branch: improve experimental silent-track CPU reduction option to include FX tail length
* Includes feature branch: media item fixed lanes
* Includes feature branch: internal pin management overhaul for future extension
+ Actions: add action to build selected item peaks if necessary
+ Filenames: allow more than 10,000 similarly named filenames to be generated
+ Localization: improve auto-sizing/scaling for controls embedded in various file open/save dialogs [p=2589871]
+ Peak building: avoid full peakbuild rescan when inserting media etc
+ Peak building: optimize for very large projects [t=266953]
+ Project bay: avoid extraneous metadata cache flushing
+ Render: fix embedding markers when rendering selected media items and project has customized start offset [t=270010]
+ Routing matrix: improve appearance with very long region names [t=269963]
+ Spectral edits: fix hit testing of the bottom edge of the last channel [t=269951]
+ Spectral edits: increase the size of edge/corner hit test regions slightly
+ macOS: improve mouse hit testing/cursor testing consistency on retina displays/subpixel input devices
# Localization: fix bug in macOS prefix filtering
# Razor edits: improve behavior when editing top/bottom edge of razor edit on free item positioning or fixed lane track