HIVE-8153: Reduce the verbosity of debug logs in ORC record reader (Prasanth J reviewed by Gopal V)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1625718 13f79535-47bb-0310-9956-ffa450edef68
HIVE-8143: Create root scratch dir with 733 instead of 777 perms (Vaibhav Gumashta reviewed by Gopal Vijayaraghavan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1625820 13f79535-47bb-0310-9956-ffa450edef68