Added proper hashCode and equals methods in Expression implementations.
https://issues.jboss.org/browse/HORNETQ-1387 - improve cli error handling
Merge pull request #1763 from esarbanis/housekeep

Added proper hashCode and equals methods in Expression implementations.
Merge pull request #1762 from dejanb/HORNETQ-1387

https://issues.jboss.org/browse/HORNETQ-1387 - improve cli error handlin...
HORNETQ-1388 - The returnBlocking() method should propagate the exception in the fail method or RemotingConnection.