• Add number row / underlying symbol support in character layouts
  • First row of each character layout has numbers 1-9 and 0 integrated
  • Second and third row have symbols according to the symbol layout
  • Number row / Underlying symbols can be enabled/disabled seperately
    in the preferences
• Add bottom offset option to accommodate for curved screens (#20)
• Add option to turn off auto-capitalization (#21)
• Fix clipboard/cursor UI not updating in Smartbar when text selection
  has changed
• Improve emoji layout
  • Scroll orientation is now vertical to better scale to different sizes
    of the keyboard
• Temporarily remove swipe velocity threshold as it causes gestures to be
  ignored in certain circumstances