REAPER v6.51+dev0315

v6.51+dev0315 - March 15 2022

* Includes feature branch: media explorer pitch detection
* Includes feature branch: media explorer user-defined tags
* Includes feature branch: improved peak building
* Includes feature branch: FX chain oversampling
* Includes feature branch: media item fixed lanes
+ Media item lanes: add mouse modifier to play only one lane while mouse button is held down
+ Render: enable "save settings" button when changing render tail setting
+ Theming: in themes that overlap controls and track icons, draw track icons below controls
+ macOS: improve command shortcut display when the same menu item exists in multiple places [t=264065]
+ macOS: improve focus behavior when focused window is disabled
# Envelope window: when highlighting envelopes via search string, keyboard navigation is limited to matched envelopes
# Media item lanes: actions to move items up/down one lane will add lanes at top or bottom if needed
# Media item lanes: draw items in not-soloed lanes similarly to muted items
# Themes: improve display somewhat for themes that do not consider tcp width
# Windows: add legacy_filebrowse=1 .ini file option to use old file browsing open/save API for accessibility purposes