REAPER v6.46+dev0127

v6.46+dev0127 - January 27 2022

* Includes feature branch: batch converter improvements
* Includes feature branch: improved zoomed-in peaks performance
* Includes feature branch: FX chain oversampling
* Includes feature branch: render internals simplification/cleanup
* Includes feature branch: user-defined action overhaul
* Includes feature branch: media explorer toolbar
* Includes feature branch: media item fixed lanes
+ Batch converter: delete incomplete output file on user cancel
+ Project setting: add dropdown menu action to set project start measure to edit cursor position, rounded to nearest measure
+ Windows: prevent opening multiple "set media item playback rate" dialogs
# Batch converter: improve startup and cleanup time when converting a long list of files in place
# Glue: improve handling of overlapping media item fades [p=2520907]