Implement the new api method getSchemaType
Merge branch 'drg' of github.com:callista-software/apigw into drg

Conflicts:
	apigw/resource-server/resource-server-intsvc/src/main/java/org/apigw/resourceserver/drg/processor/configuration/ApigwRequestXmlSchemaValidationProcessorConfiguration.java
	apigw/resource-server/resource-server-intsvc/src/main/java/org/apigw/resourceserver/drg/processor/configuration/ApigwResponseXmlSchemaValidationProcessorConfiguration.java