Added some comments to facilitate switching to/from JTA
Added some comments to facilitate switching to/from JTA


PaloAlto/jbilling,PaloAlto/jbilling,liquidJbilling/LT-Jbilling-MsgQ-3.1,liquidJbilling/LT-Jbilling-MsgQ-3.1,liquidJbilling/LT-Jbilling-MsgQ-3.1,liquidJbilling/LT-Jbilling-MsgQ-3.1