GEODE-902: Add MX4JModelMBean.java to rat excludes
GEODE-902: Add MX4JModelMBean.java to rat excludes

This file is licensed under the MX4J license [1] not ASLv2.

[1] http://mx4j.sourceforge.net/docs/ch01s06.html

smanvi-pivotal/geode,deepakddixit/incubator-geode,pdxrunner/geode,davinash/geode,masaki-yamakawa/geode,masaki-yamakawa/geode,shankarh/geode,prasi-in/geode,PurelyApplied/geode,smgoller/geode,smgoller/geode,jdeppe-pivotal/geode,jdeppe-pivotal/geode,pivotal-amurmann/geode,pivotal-amurmann/geode,smgoller/geode,deepakddixit/incubator-geode,pdxrunner/geode,masaki-yamakawa/geode,shankarh/geode,PurelyApplied/geode,masaki-yamakawa/geode,smanvi-pivotal/geode,jdeppe-pivotal/geode,pdxrunner/geode,PurelyApplied/geode,pivotal-amurmann/geode,prasi-in/geode,prasi-in/geode,deepakddixit/incubator-geode,davebarnes97/geode,davebarnes97/geode,davinash/geode,smanvi-pivotal/geode,prasi-in/geode,davebarnes97/geode,charliemblack/geode,davebarnes97/geode,jdeppe-pivotal/geode,davinash/geode,shankarh/geode,deepakddixit/incubator-geode,charliemblack/geode,pdxrunner/geode,deepakddixit/incubator-geode,smgoller/geode,PurelyApplied/geode,pivotal-amurmann/geode,davinash/geode,davinash/geode,jdeppe-pivotal/geode,pdxrunner/geode,prasi-in/geode,pdxrunner/geode,PurelyApplied/geode,charliemblack/geode,jdeppe-pivotal/geode,deepakddixit/incubator-geode,smgoller/geode,pivotal-amurmann/geode,charliemblack/geode,shankarh/geode,davebarnes97/geode,PurelyApplied/geode,smanvi-pivotal/geode,smanvi-pivotal/geode,PurelyApplied/geode,masaki-yamakawa/geode,masaki-yamakawa/geode,masaki-yamakawa/geode,jdeppe-pivotal/geode,davinash/geode,davebarnes97/geode,smgoller/geode,davinash/geode,charliemblack/geode,smgoller/geode,shankarh/geode,deepakddixit/incubator-geode,davebarnes97/geode,pdxrunner/geode