This release is required to avoid key event handling issues with WebKitGTK 2.46.0.

• Revert key event handling changes due to problems with non-Latin keyboard layouts (!1620)
  
• Fix icon URL used for install web application dialog (#2436)
  
• Remove tab overview shortcut in web apps (#2443, Arak)
  
• Fix crashes in tab overview mode with no open tabs (#2448)