1) JBJCA-1009 will be in IronJacamar 1.1.0.Beta5 which is scheduled for inclusion in AS8
2) Patches are available as part of your subscription. Latest EAP is available here http://www.jboss.org/jbossas/downloads
3) I have notified the EJB3 lead about this
4) delistResource will happen dependning on transaction usage, further testing will be done as part of JBJCA-1009
HTH