Fix Type --> type and BrokerName --> brokerName in RemoteJMXBrokerFacade + Test, related to https://issues.apache.org/jira/browse/AMQ-4237

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@1438666 13f79535-47bb-0310-9956-ffa450edef68