Firefox released latest version 27 yesterday with bug fixes and new features.
The updated SocialApi will allow to send multiple notifications at the same time
Enabled TLS 1.1 (RFC 4346) and TLS 1.2 (RFC 5246) by default
Added support for SPDY 3.1 protocol
The Social API will make it easier for web browsers to integrate with social media services. Once a social service provider is implemented for Firefox, it becomes possible for the browser to display in-chrome user controls and information related to that service.
The social providers available are
Mixi (Available in Japan only).
Now you can reset style sheets using ‘all:unset’. this will reset any matching declarations done earlier.
Dashed line support on Canvas for HTML5
There are some known issues too. You can read the full release notes for version 27 here
The android version of Firefox will now support Lithuanian, Slovenian, South African English and Thai, and also removed overscrolling on web content.