REAPER v6.39rc2

v6.39rc2 - October 27 2021

+ Routing windows: slight tweaks to sizing of channel selection boxes [p=2491493]
+ Theme: fix button margin issues with gen_ images and DPI scaling [p=2491894]
# Command line: fix opening of themes, track templates, and reasession files via command line
# ReaScript: MIDI_GetRecentInputEvent reports VKB as being enabled for MIDI input
# ReaScript: update MIDI_GetRecentInputEvent to also return playback position, if any
# ReaScript: update documentation for I_VUMODE