HBASE-12372 [WINDOWS] Enable log4j configuration in hbase.cmd
HBASE-12312 Another couple of createTable race conditions

Signed-off-by: stack <stack@apache.org>

Conflicts:
	hbase-server/src/test/java/org/apache/hadoop/hbase/replication/TestReplicationBase.java
	hbase-server/src/test/java/org/apache/hadoop/hbase/security/access/TestScanEarlyTermination.java
HBASE-12376 HBaseAdmin leaks ZK connections if failure starting watchers (ConnectionLossException)
HBASE-12370 Backport IT changes from HBASE-10572 to 0.98
HBASE-11348 Make frequency and sleep times of chaos monkeys configurable (Vandan Ayyalasomayajula)

Conflicts:
	hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestBase.java
	hbase-it/src/test/java/org/apache/hadoop/hbase/chaos/factories/NoKillMonkeyFactory.java
HBASE-10314 Add Chaos Monkey that doesn't touch the master (Elliott Clark)

Conflicts:
	hbase-it/src/test/java/org/apache/hadoop/hbase/chaos/factories/MonkeyFactory.java
	hbase-it/src/test/java/org/apache/hadoop/hbase/chaos/factories/StressAssignmentManagerMonkeyFactory.java

Includes license addendum.

Amending-Author: Andrew Purtell <apurtell@apache.org>
Amend HBASE-12314 Add chaos monkey policy to execute two actions concurrently

Port changes in HBASE-12314 made in branch-1 and later with
HBASE-11348 in place

Amending-Author: Andrew Purtell <apurtell@apache.org>
HBASE-12322 Add Clean command to ITBLL

Conflicts:
	hbase-it/src/test/java/org/apache/hadoop/hbase/test/IntegrationTestBigLinkedList.java

Signed-off-by: stack <stack@apache.org>
Amending-Author: Andrew Purtell <apurtell@apache.org>
HBASE-12336 RegionServer failed to shutdown for NodeFailoverWorker thread (Liu Shaohui)