Upgrade jsonschema2pojo to version 0.4.21
Upgrade jsonschema2pojo to version 0.4.21

dhirajsb/fabric8,chirino/fabric8v2,dhirajsb/fabric8,chirino/fabric8v2,dhirajsb/fabric8,KurtStam/fabric8,rhuss/fabric8,KurtStam/fabric8,KurtStam/fabric8,rhuss/fabric8,chirino/fabric8v2,KurtStam/fabric8,chirino/fabric8v2,zmhassan/fabric8,zmhassan/fabric8,rhuss/fabric8,zmhassan/fabric8,rhuss/fabric8,dhirajsb/fabric8,zmhassan/fabric8