HADOOP-9299. kerberos name resolution is kicking in even when kerberos is not configured (daryn)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.0.4-alpha@1457975 13f79535-47bb-0310-9956-ffa450edef68
Fixing CHANGES.txt after HADOOP-9299 was backported (cos)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2.0.4-alpha@1457977 13f79535-47bb-0310-9956-ffa450edef68