Some interesting features that were added were JCA RA support for MDBs. With Embeddable EJB 3.0 we've made it easier to deploy and of course, we fixed a bunch of bugs. You can view the release notes herehttp://jira.jboss.com/jira/secure/ReleaseNote.jspa?version=12310452&styleName=Text&projectId=10021&Create=Create
