This update features significant performance improvements (including massive speed-up for large files with multiple injected fragments), and many other bug fixes (see full list in our issue tracker).
Other changes from IntelliJ platform and web are also included, see complete release notes. Web-related features can be also explored in WebStorm 9 release announcement, as all these features and improvements are available in this PhpStorm build either out-of-the-box or with free plugins in the repository.
Download PhpStorm 8.0.2 RC1 build 139.173 for your platform from project EAP page and please report any bugs and feature request to our Issue Tracker. Patch update is not available this time due to technical issues, sorry for inconvenience.
Develop with pleasure!
-JetBrains PhpStorm Team