angular2 RC3 版本发布了，主要更新如下：
This release includes a fix for a major performance regression in RC2
The @angular/router project has been merged into our main repository ( It will retain its own version numbers and release cycle )
The Router documentation is now available.
Content Security - Angular Content Security features are feature-complete and documented
The new Forms cookbook is available
了解更多：http://angularjs.blogspot.jp/search/label/announcements
软件详情：https://github.com/angular/angular/blob/master/CHANGELOG.md
来自:开源中国社区
