Changed assertions to use test framework assertions
Fixed SKIP_REMOTE_STORE to only mean when persisting entries
ISPN-4820 Change Size method on Cache to return the contents of the
entire cluster

* SizeCommand now uses entry iterator
Replace sfl4j-jdk14 dependency with sfl4j-log4j12 so that jboss logging
writes to log4j in the cdi module (and dependents).

Add more debugging around cache listeners. It seems Class.getMethods()
sometimes returns synthetic methods created by overriding a generic method.