this release changes:
- feature: added ctrl plus space as configurable shortcut
- feature: added plaintext file import
- feature: ability to nudge view while performing certain pen actions
- improvement: port the UI to libadwaita 1.4 with an improved sidebar and adaptivity
- improvement: scale widths of brush-strokes and shapes when resizing selection
- improvement: added keyboard shortcuts to add/remove pages when in fixed-size layout
- improvement: the current document view is saved and restored to/from rnote files
- improvement: orientation toggle usable when using custom document dimensions
- improvement: shape builder picker sidebar location (thanks to @PhilDevProg)
- fix: when using the vertical-space tool strokes that came into view were not initially rendered
- fix: color picker dialog could be opened multiple times
- fix: default view offset when opening a new tab