* add layouts: Arabic Hija'i, Hebrew 1452-2, Hindi Phonetic, Dargwa (Urakhi), Baishakhi, Kurdish
* update some layouts
* support combining accents
* split keyboard toolbar key
* add .com popups
* allow setting custom font
* add font scale setting
* improve automatic language switching
* overhaul settings
* add settings for more tuning of keyboard padding, auto-space, auto-correction, number row
* more features and fixes
