HIVE-8703: More Windows unit test fixes (Jason Dere, reviewed by Thejas Nair)


git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1636673 13f79535-47bb-0310-9956-ffa450edef68
HIVE-8697: Vectorized round(decimal, negative) produces wrong results (Matt McCline, reviewed by Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1636683 13f79535-47bb-0310-9956-ffa450edef68
HIVE-8705: Support using pre-authenticated subject in kerberized HiveServer2 HTTP mode (Vaibhav Gumashta reviewed by Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1636701 13f79535-47bb-0310-9956-ffa450edef68