message: ROADMAP.md update
diff: @@ -15,28 +15,29 @@ Release 0.1.0
  * [x] EXT: OSC 52, clipboard manipulation
  * [x] EXT: synchronized output (#119)
  * [x] EXT: Terminal notifications for Linux
  +* [x] Sixel graphics support
  Release 0.2.0
  -------------
  -* [ ] VIEW: cursor moves should be smoothly transition from one position to another (at least for same-row switches if the distance is <= 3)
  - otherwise fade out in source, and fade in at destination
  -* [ ] VIEW: OpenGL based fade-transition when switching main/alt buffers
  -* [ ] VIEW: either "Good Image Protocol" or Sixel graphics support
  +* [ ] VIEW: either "Good Image Protocol"
  * [ ] EXT: File transport (via `OSC 1337 File`
  -* [ ] Double-width/double-height character styles
  * [ ] VIEW: output folding (based on vertical line markers) with actions to fold/unfold
  * [ ] VIEW: audio bell
  * [ ] VIEW: visuel bell (maybe use GLSL for a nice pulse-alike feedback)
  * [ ] FONT: confgiurable font override for ranges of single codepoints
  -* [ ] FRONTEND: ability to disable ligatures rendering for some terminal programs (such as htop)
  -* [ ] FRONTEND: preview tooltips for OSC 8 hyperlinks, and images (if local)
  -* [ ] Terminal notifications: Windows Toast
  -* [ ] Terminal notifications: OSX (Growl)
  Release 0.3.0
  -------------
  +* [ ] FRONTEND: preview tooltips for OSC 8 hyperlinks, and images (if local)
  +* [ ] Terminal notifications: Windows Toast
  +* [ ] Terminal notifications: OSX (Growl)
  +* [ ] FRONTEND: ability to disable ligatures rendering for some terminal programs (such as htop)
  +* [ ] Double-width/double-height character styles
  +* [ ] VIEW: cursor moves should be smoothly transition from one position to another (at least for same-row switches if the distance is <= 3)
  + otherwise fade out in source, and fade in at destination
  +* [ ] VIEW: OpenGL based fade-transition when switching main/alt buffers
  * [ ] UI: hot reloading shaders, if loaded from disk
  * [ ] UI: show scrollbar
  * [ ] UI: show minimap (alternative to scrollbar)
  