(cherry picked from commit 582c2294)

Conflicts:
	addons/falcontypes/src/main/java/org/apache/metadata/falcon/FalconImporter.java
	addons/falcontypes/src/main/java/org/apache/metadata/falcon/FalconTypeSystem.java
	addons/falcontypes/src/test/java/org/apache/metadata/falcon/FalconImporterTest.java
	pom.xml
	typesystem/src/main/java/org/apache/hadoop/metadata/typesystem/types/EnumType.java