OpenBoard new 1.4.5 v16

All releases are mostly development versions. They can be used, but may contain confusing or unnecessary settings. Settings may be removed or reset on updates. Consider all releases as beta quality at best.

Changes since v15:

• add copy, undo and redo keys to toolbar (#253, #149)
• add dynamic colors that follow Android 12+ system colors, by @BlackyHawky (#277)
• add internal logger
  • you can access app logs in about settings
• adjust views, so keyboard, emoji and clipboard views have the same height all the time (#39)
• allow setting width scale for one-handed mode
• store enablement, side and scale for one-handed mode separately for portrait and landscape orientation
• fix issue with voice input icon, by @BlackyHawky (#251, #325)
• fix workman layout, by @paxet (#341)
• further fixes (#47, #307 and some more)
• reset parser setting
  • note that old parser is broken in some cases
• next things, likely to be in v17
  • remove old keyboard parser
  • one-handed mode applies to emoji and clipboard views (#337)
  • inline autofill by @arcarum (#336)
  • make contents and order of toolbar customizable
  • maybe make popup keys more customizable (#314)
  • support for Android 4.4 might get dropped, minimum version will be 5.0
    • please open a discussion or issue if you are on 4.4 and object to this change