Plato 0.9.26

• Display the current chapter’s reading progress.
• Add a new reader setting: ignore-document-css.
• Sketch: add a pen amplitude parameter.
• Sketch: expand the default pen speed boundaries.
• Sketch: render the pen colors using ordered dithering.
• Apply counter-inversion to all the screensaver situations.
• Add the Nia to the list of supported devices.
• Allow the west and east strips to be deactivated.
• Fix the gyro quirk on the Elipsa.