REAPER v6.64+dev0808

v6.64+dev0808 - August 8 2022

* Includes feature branch: track grouping manager dialog
* Includes feature branch: .SD2/PCM/RAW file support
* Includes feature branch: CLAP plugin support
* Includes feature branch: track media/razor edit grouping
* Includes feature branch: pan law/function improvements
* 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
+ Batch converter: add dropdown to choose how many CPU cores to use
+ Region/Marker Manager: fix display glitch when resizing
+ Track grouping: add Track Group Manager dialog
+ WALTER: fix h variable in tcp.fxembed context [p=2584238]
# CLAP: for consistency, send only MIDI events, not CLAP events, to plugins, including note-on/note-off events
# CLAP: improve keyboard behavior on win32
# CLAP: support sending MIDI sysex to plugins
# FX: fix duplicate parameter label in generic UI for some plugins [p=2584487]