v6.68+dev1011 - October 11 2022
* Includes feature branch: razor edits on master track envelopes
* 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
+ Batch converter: fix support for <METADATA <TAG when using -batchconvert from command line
+ Batch converter: use independent metadata state rather than project metadata
+ Loopback: allow configuring up to 512 channels of loopback via rearoute_loopback= key in reaper.ini
+ Metadata: render/batch converter presets can optionally include metadata
+ Pan: fix linear-taper mode when gain compensation applied and pan law is not +0dB [t=271230]
+ ReaFIR: correct input vs output analysis gain offset
+ ReaFIR: improve subtract mode behavior with very quiet noise profiles [t=271555]
+ ReaPlugs: improve spectrum analyzer smoothing to ensure that peaks are accurately displayed
