fix wrong tx status after commit in JRE DM FT tests

2014-07-04 10:14:08,656 WARN  [http-bio-0.0.0.0-8080-exec-3] [Transaction] Unexpected exception from afterCompletion; continuing
java.lang.IllegalArgumentException: Unsupported transaction status 8
	at org.nuxeo.ecm.core.work.WorkManagerImpl$WorkScheduling.afterCompletion(WorkManagerImpl.java:416)
	at org.apache.geronimo.transaction.manager.TransactionImpl.afterCompletion(TransactionImpl.java:540)
	at org.apache.geronimo.transaction.manager.TransactionImpl.afterCompletion(TransactionImpl.java:533)
	at org.apache.geronimo.transaction.manager.TransactionImpl.commit(TransactionImpl.java:329)
	at org.apache.geronimo.transaction.manager.TransactionManagerImpl.commit(TransactionManagerImpl.java:252)
	at org.nuxeo.runtime.jtajca.NuxeoContainer$TransactionManagerWrapper.commit(NuxeoContainer.java:775)
	at org.nuxeo.runtime.jtajca.NuxeoContainer$UserTransactionImpl.commit(NuxeoContainer.java:653)
	at org.jboss.seam.transaction.UTTransaction.commit(UTTransaction.java:52)