HBASE-9875 Removing the empty file NamespaceJanitor
HBASE-11841 [0.98] Option for disabling location prefetch
HBASE-11844 region_mover.rb load enters an infinite loop if region already present on target server (Stephen Veiss)
HBASE-11856 hbase-common needs a log4j.properties resource for handling unit test logging output
HBASE-11846 HStore#assertBulkLoadHFileOk should log if a full HFile verification will be performed during a bulkload (Esteban Gutierrez)

Amending-Author: Andrew Purtell <apurtell@apache.org>
Merge remote-tracking branch 'remotes/origin/0.98' into 0.98