Well, it is official, Firefox 3 is not going to released in 2007. However, late today Mozilla did give us an early Christmas present with the release of Firefox 3 Beta 2. Should you choose to download and test, here are some new features and changes in this milestone that require feedback: Improved security features such as: protection from cross-site JSON data leaks, tighter restrictions on site-specific content using effective TLD service, better presentation of website identity and security, malware protection, stricter SSL error pages, anti-virus integration in the download manager, version checking for insecure plugins. Improved ease of use…