REAPER v6.46+dev0120

v6.46+dev0120 - January 20 2022

* 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
+ JSFX: channel_mapper uses menu instead of +/- buttons to set number of channels
+ MIDI editor: actions to navigate prev/next note move edit cursor
+ MIDI editor: improve non-synchronized playback behavior when changing project tempo
+ Peaks: improve zoomed-in peaks performance, especially on compressed media
+ ReaLimit: gray out threshold slider when constant gain is enabled
+ ReaLimit: rename "link" control to "constant gain"
+ ReaLimit: set default threshold and ceiling both to 0dB
+ Video: add project_timeoffs variable
+ Video: fix incorrect restart of peaks building when editing project during peaks build [t=262058]
+ Video: improve text overlay preset (can also display timecode, add fit bg to text parameter, change defaults)
+ WALTER: add trackidx (0 is master, 1 is first track, <0 is unknown/invalid), ntracks (<0 if invalid) for track contexts
+ macOS: disable input event throttling by default