Fix CHANGES.TXT to reflect that HADOOP-2904 AND HADOOP-2903 are part of 0.16.1 branch.
Fix CHANGES.TXT to reflect that HADOOP-2904 AND HADOOP-2903 are
part of 0.16.1 branch.


git-svn-id: 5be3658b1da2303116c04834c161daea58df9cc4@632191 13f79535-47bb-0310-9956-ffa450edef68

awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop