2.8.0

• Added system theme to theme settings #405 (Thanks to @ilyapopovs!)
  • Dark/light switches according to OS and browser theme.
    
• Supported dark theme for translation button
  
• Supported dark theme for translation panel
  • Enable the Override default colors option to set custom colors.
    
• Added option to open page translations in the current tab #74
  
• Supports Arabic and Hebrew RTL #378 (Thanks to @avrahamba!)
  
• Fixed an issue where the default translation language was not set correctly
• Fixed an issue where the width of toolbar popups had changed in Firefox
• Fixed an issue where error messages were not displayed on web pages