Release v0.8.5

[bgribble]

Changes in this release:

• Scalable UI for high DPI displays
  • Port to imgui_bundle 1.92.3, which pulls in scalability work
    from Dear Imgui
  • Scalable fonts throughout, so no more pixelated ProggyClean
  • Magnification menu setting and command line option to globally
    change UI magnification
• Fixes for DSP objects with dynamic numbers of inlets/outlets ([faust~],
  [buffer~], [plugin~]) to make save/load work consistently
• Improvements to the [buffer~] processor
  • Allow retrigger before the end of the buffer/region
  • Configurable debounce and crossfade for retriggering
• Bug fixes in UI
  • TAB to select next works more as expected
  • Save/restore "panel mode" state for patches
  • Object rename didn't work as expected
  • Make button dispalys more consistent, respect size constraints
  • Clip background color in text elements (comments)
  • Improve rendering and positioning of via elements