Changes since v18:
- use internal settings for editing the (system) personal dictionary, by @BlackyHawky (#322)
- add Gujarati layout (#417)
- add home, end and select word toolbar keys
- fix scrollbar placement for tool bar on some devices, by @arcarum (#411, #354)
- may change scrollbar color on tool bar
- fix accented letters not showing up for upper case (#397 and a bunch of duplicates)
- fix dialog behavior, by @arcarum (#420, #413)
- remove spoken key descriptions for emojis and accented letters, should be handled by TTS instead of the keyboard
- some more small fixes and improvements