CAMEL-7608 Fixed XMLTokenizer tests fails in camel-core with JDK8
CAMEL-7727: Unify MessageProducerResources handling into SjmsProducer
CAMEL-7727 Updated the SjmsProducer code
Improved JMX handling on ActiveMQ broker for tests

Disabled jmx for tests that don't need to use it and also add
AvailablePortFinder to dinamically assing JMX connector port when
needed.
Disable the JMX by default in camel-sjms
CAMEL-7728 Setup the TCCL before create the instance from the BaseResolver