HIVE-8798: Some Oracle deadlocks not being caught in TxnHandler (Alan Gates via Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1637614 13f79535-47bb-0310-9956-ffa450edef68
HIVE-8799: boatload of missing apache headers (Gunther Hagleitner, reviewed by Thejas M Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1637618 13f79535-47bb-0310-9956-ffa450edef68
HIVE-8800: Update release notes and notice for hive .14 (Gunther Hagleitner, reviewed by Prasanth J)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1637621 13f79535-47bb-0310-9956-ffa450edef68