Notable features are;
- Reimplementation of component event callbacks (*Listener, *Update) as ajax behaviors. See details here.
- Reimplemented Charts using HTML5 Canvas, replaced flash based implementation.
- Reimplemented Layout Component.
- Reimplemented ColorPicker.
- Resizable DataTable Columns.
- Implementation of some most votes requests like default sorting for datatable.
- Update to latest jQuery stack versions(jQuery, jQuery UI, jQuery Mobile …)
- Fixes on security exploits
- Significant amount of Bug Fixes
Next iteration is 3.0.M3, it will contain tag/attribute documentation for IDE code completion, improvements over PrimeFaces Mobile and lots of maintenance. M3 is due mid august followed by 3.0.RC1 in september and then the 3.0. final.