HBASE-12086 Fix bug of HTableMultipliexer

Signed-off-by: Elliott Clark <eclark@apache.org>
HBASE-12084 Remove deprecated APIs from Result - shell addendum
HBASE-11948 graceful_stop.sh should use hbase-daemon.sh when executed on the decomissioned node (Sebastien Barrier)
HBASE-11995 Use Connection and ConnectionFactory where possible (Solomon Duskis)
HBASE-12052: BulkLoad Failed due to no write permission on input files