Fixed jdk6 build issues, and also permgen problem when running arquillian tests
RTGOV-147 Added 'optional' field to expression evaluator to enable error to be reported if fail to extract a context or property value
Fix xpath for makePayment message, as causing error to be reported related to RTGOV-147
Remove dependency on the activity module
RTGOV-148 Provide customer name in the 'item not found' response, to avoid expression evaluator error
Updated the deploy.dir, so that gadget server artifacts are deployed in
the overlord-rtgov folder.