• Stop requiring the HANDY_USE_UNSTABLE_API guard.
  
• Stop transforming close buttons into back buttons for dialogs on the
  desktop.
  
• Give some nice default and minimum sizes to HdyPreferencesWindow.
  
• HdyCarousel:
  
  • Add HdyCarouselIndicatorDots and HdyCarouselIndicatorLines.
    
  • Drop the indicator-style, indicator-spacing, and center-content
    properties.
    
• Revamp the colors of HdyAvatar and augment its colors number to 14.
  
• Set the default column and row spacing of HdyKeypad to 6 pixels.
  
• Don't present an arrow and a popover in HdyComboRow when its model has
  less than 2 items.
  
• Support CSS sizing properties for HdySqueezer and HdyViewSwitcher.
  
• Drop the icon-size properties of HdyViewSwitcher, HdyViewSwitcherTitle
  and HdyViewSwitcherBar.
  
• Give some horizontal margins to the view switcher of
  HdyViewSwitcherTitle via CSS.
  
• Add all files back to tarballs except the debian directory.