+ ARA: support for ARA2-compatible plugins
+ ARA: support for importing notes and tempo from plugins into project, or exporting as MIDI
+ Actions: allow removing FX chain actions
+ Automation: handle empty automation items more gracefully [t=217307]
+ Automation: fix crash when duplicating empty automation items via region copy [t=212401]
+ Control surfaces: add action to reset MIDI control surface devices
+ Control surfaces: actions for next/previous track update control surface offsets [t=184004]
+ Joysticks: fix joystick support [p=2081611]
+ Linux: do not show (unused) video output colorspace options
+ Linux: fix crossfade window glitches [p=2083685]
+ Linux: fix project bay menu issues [p=2083685]
+ MIDI editor: allow resizing right edges of notes down to note insert size if lower than grid size
+ MIDI editor: fix possible crash when editing notation
+ MIDI editor: obey note insertion length when in measure-grid mode [p=2072523]
+ MIDI editor: event filter fixes and tweaks [p=2089513]
+ OSC: fix support for s/track/x/name setting
+ OSC: fix unreliable setting of marker/region information by timeline-index
+ OSC: support modifying/creating markers/regions by ID, using /region_id/@/time and /marker_id/@/time etc
+ OSC: support writing marker/region values
+ Performance meter: auto-resize text areas to configured view options
+ Performance meter: optionally display video load
+ Project bay: add position column for source media and media items
+ Project bay: allow dragging complete (not trimmed) media into the media items tab
+ Projects: add actions to save copy of project (optionally prompting for new filename)
+ ReaComp: add pre-fader feedback detector mode
+ ReaComp: deprecated non-fully-functional AA support, hidden when not used
+ ReaComp: improve ratio/attack/rms slider curves and display precision
+ ReaScript: fix MIDIEditor_GetSetting_int [t=212449]
+ ReaScript: EEL2 scripts support //@gmem=sharedMemorySegmentName starting line in first 100 lines of code (also shares with JSFX)
+ ReaScript: add reaper.gmem_attach()/gmem_read()/gmem_write() to Lua for interacting with JSFX/Video Processors/EEL2 ReaScripts gmem[] segments
+ ReaScript: support UTF-8 characters in os.remove()/os.rename() on Windows
+ ReaScript/JSFX: add gfx.a2/gfx_a2 for creating transparent images
+ Stretch markers: add new "transient-optimized" and "no pre-echo reduction" stretch marker modes
+ Stretch markers: add project setting for stretch marker mode
+ Stretch markers: improve timing of timestretch ramps with elastique and Rubberband Library[t=204269]
+ Track FX drag: update mouse cursor when changing modifiers
+ Tempo map: fix importing initial time signature from MIDI tempo map
+ Theme: fix retina vs HiDPI inconcistency relating to label margins
+ VST: do not deactivate VST3 plugins before changing IO buffer information
+ VST: flush VST3 buffers on stop without resetting other plugin state
+ VST: inform plugins of project loop selection regardless of playback state
+ VST: report loop points to plugins even if project repeat is disabled
+ VST: restore pre-5.9x reset-on-stop default behavior for ET-200, FA3, Vienna Ensemble
+ Video: sort and reorganize preset names into categories
+ Video: add new presets including Color Peeker, Decorative Oscilliscope, Decorative Spectrum Analyzer, RGB Histogram, Resize to Project Settings, Screensaver, Frame Rate Decimator, RGB Shadow/Midtone/Highlight, Apply Track FX Only Where Track Has Video Items [p=2073314], Vertical Wipe
+ Video: improve various built-in presets
+ Video: improve Chroma-key presets, add separate RGB/YUV versions
+ Video: add JSFX video sample peeker which can provide audio samples to Decorative Oscilliscope/Decorative Spectrum Analyzer presets
+ Video: add experimental performance tweaks and information to video window menu
+ Video: add experimental decoder prefetch support (improved multiprocessing, improved reverse video playback performance when enabled)
+ Video: add option to show green frames for underruns, rather than previous frame
+ Video: add option to disable rendering cache for all media/video FX (can be used for low latency interactions)
+ Video: avoid re-rendering video frames when tweaking parameters during playback
+ Video: better preview behavior when slip editing items
+ Video: improve monitoring FX performance during underruns/seeking, playback recovery after CPU overutilization during normal playback
+ Video: improve preview behavior when scrubbing backwards continuously
+ Video: always force rendered videos to be even in dimension
+ Video: do not process any video when rendering audio-only
+ Video: do not run video processors in monitoring FX chain while rendering
+ Video: increase maximum parameter count to 24
+ Video: parameters can now be specified without indices for convenience
+ Video: add processor support for gfx_a2, which can be used to control RGBA alpha-channel writing
+ Video: add processor functions: gfx_getpixel(), input_get_name(), on_parameter_change(), time_precise(), ui_get_state(), fft()
+ Video: improve gfx_evalrect() (can take flags to process right-to-left, vertical, third source for 3-way blends, initialization code, returns -1 on error, add restrictions to processor code)
+ Video: improve input_info() to not clear project_w/project_h if they are passed as parameters and input is not present
+ Video: support //@gmem=sharedMemorySegmentName (also shares with JSFX's options:gmem=)
+ Video: fix RGBA chromakeyed blit [t=213118]
+ Video: improve internal colorspace management logic (reduction of excess colorspace conversions)
+ Video: improve knob behavior relating to mousewheel, step sizes, and undo/redo
+ Video: fix VLC decoding to RGB [t=215295]
+ Video: fix ffmpeg hang when seeking some old miniDV .avi files
+ Video: improve VLC/ffmpeg decoding behavior near end of file [p=2069421]
+ Video: improve DirectShow output performance
+ Video: fix refresh issues with linux or Windows/BitBlt() output
+ Video: optionally send CC events on video window mouse drag (once option enabled, right click in MIDI learn window to assign)
+ Video: output colorspace preference no longer affects processor rendering pipeline, only final display stage
+ Virtual MIDI keyboard: do not adjust center position in response to UI sizing [t=209001]
+ WALTER: fix HiDPI extended mixer mode setting [p=2075538]
+ macOS: switch to newer development toolchain for release (improves video playback on large monitors and fixes AUv3 issues on 10.14)
+ macOS: removed PPC bridging support
+ macOS: workaround for NSWorkspace race condition when launching external editors after open-copy [t=214818]