Update garyh affiliation

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.94@1521644 13f79535-47bb-0310-9956-ffa450edef68
Backport HBASE- 9208 - ReplicationLogCleaner slow at large scale (Dave Latham)

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.94@1521662 13f79535-47bb-0310-9956-ffa450edef68
pom.xml and CHANGES.txt for 0.94.12RC0

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.94@1521717 13f79535-47bb-0310-9956-ffa450edef68