@Override
	public PlatformTransactionManager getTransactionManager() {
		return transactionManager;
	}
Spring XD runtime specific {@link BatchConfigurer}.
Allows {@link JobRepositoryFactoryBean} settings configurable via configuration properties.

Basically a modified copy of {@link DefaultBatchConfigurer}

@author sshcherbakov
spring-xd-dirt/src/main/java/org/springframework/xd/dirt/batch/RuntimeBatchConfigurer.java