HBASE-12013 Support multiple regionservers per host in region_mover.rb

Signed-off-by: Elliott Clark <eclark@apache.org>
HBASE-12019 hbase-daemon.sh overwrite HBASE_ROOT_LOGGER and HBASE_SECURITY_LOGGER variables (Sebastien Barrier)
HBASE-11960 Provide a sample to show how to use Thrift client authentication
HBASE-12021 Hbase shell does not respect the HBASE_OPTS set by the user in console (Ashish Singhi)
HBASE-12023 HRegion.applyFamilyMapToMemstore creates too many iterator objects. (Vladimir Rodionov)
HBASE-12023 addendum
HBASE-11982 Bootstraping hbase:meta table creates a WAL file in region dir (Enis)
HBASE-12032 Script to stop regionservers via RPC (Patrick White)
HBASE-12033 SecurityUtil#doAsLoginUser is absent in hadoop-1, making AccessController#postCreateTableHandler() ineffective
HBASE-11405 Multiple invocations of hbck in parallel disables balancer permanently (bharath v)
HBASE-11405 Revert due to TestHBaseFsck#testParallelHbck failure
HBASE-11988 AC/VC system table create on postStartMaster fails too often in test
HBASE-11798 TestBucketWriterThread may hang due to WriterThread stopping prematurely (Sergey Soldatov and Alex Newman)
HBASE-12055 TestBucketWriterThread hangs flakily based on timing (Nick Dimiduk)
HBASE-12043 REST server should respond with FORBIDDEN(403) code on AccessDeniedException (Aditya Kishore)
HBASE-12044 REST delete operation should not retry disableTable for DoNotRetryIOException (Aditya Kishore)
HBASE-12045 REST proxy users configuration in hbase-site.xml is ignored (Aditya Kishore)

Conflicts:
	hbase-server/src/main/java/org/apache/hadoop/hbase/rest/RESTServlet.java
HBASE-12062 Fix usage of Collections.toArray
HBASE-12064 hbase.master.balancer.stochastic.numRegionLoadsToRemember is not used (Junegunn Choi)
Amend HBASE-12023 HRegion.applyFamilyMapToMemstore creates too many iterator objects; More cases (Vladimir Rodionov)

Conflicts:
	hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java