Revert "Single merged commit for FALCON-86 & FALCON-88"

This reverts commit edf03d4a85b7f047135c7c2f711de8d88484b9d1.
Revert "FALCON-88 Add embedded hive and webhcat for integration tests. Contributed by Venkatesh Seetharam"

This reverts commit 19bcf9994125bba86bf5ed79ef3d44c5bf0a2f8a.
Revert "FALCON-86 Hive table integration with cluster entity. Contributed by Venkatesh Seetharam"

This reverts commit 8b09e1b272113e9b769a20f09b6c0c4e2ec7c18a.
FALCON-76 Use cluster readonly endpoint for replication source. Contributed by Suhas Vasu
FALCON-107 Adding extensions. Contributed by Shwetha GS
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-falcon
FALCON-127 Fix test issues after FALCON-107. Contributed by Shwetha GS
FALCON-128 Feed replication post processing log mover error. Contributed by Shweth GS
FALCON-69 Exception from ConfigurationChangeListener should fail the API. Contributed by Shwetha GS
FALCON-131 Remove set -e from falcon scripts. Contributed by Suresh Srinivas
Merge commit '7b128817689c11969525f82931e0c69d270e7af9' into 85

Conflicts:
	CHANGES.txt
Merge commit 'f1db98b378a36b749206682b3bc3900e0cad7716' into 85

Conflicts:
	hadoop-webapp/pom.xml
	pom.xml
Merge commit 'd422dba4816fb3003d72c8c1e3d835c19c99f50c' into 85

Conflicts:
	common/src/main/java/org/apache/falcon/catalog/AbstractCatalogService.java
	common/src/main/java/org/apache/falcon/catalog/HiveCatalogService.java
	webapp/src/test/resources/cluster-template.xml
Merge remote-tracking branch 'origin/master' into 85

Conflicts:
	CHANGES.txt
	common/src/main/java/org/apache/falcon/entity/EntityUtil.java
	common/src/main/java/org/apache/falcon/entity/parser/ClusterEntityParser.java
	feed/src/main/java/org/apache/falcon/converter/OozieFeedMapper.java
	feed/src/test/java/org/apache/falcon/converter/OozieFeedMapperTest.java
	pom.xml