HDFS-7263. Snapshot read can reveal future bytes for appended files. Contributed by Tao Luo.

Moved CHANGES.txt entry to 2.6.1

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -1819,9 +1819,6 @@ Release 2.7.0 - 2015-04-20
     HDFS-7301. TestMissingBlocksAlert should use MXBeans instead of old web UI.
     (Zhe Zhang via wheat9)
 
-    HDFS-7263. Snapshot read can reveal future bytes for appended files.
-    (Tao Luo via shv)
-
     HDFS-7315. DFSTestUtil.readFileBuffer opens extra FSDataInputStream.
     (Plamen Jeliazkov via wheat9)
 
@@ -2339,6 +2336,9 @@ Release 2.6.1 - UNRELEASED
     HDFS-7235. DataNode#transferBlock should report blocks that don't exist
     using reportBadBlock (yzhang via cmccabe)
 
+    HDFS-7263. Snapshot read can reveal future bytes for appended files.
+    (Tao Luo via shv)
+
 Release 2.6.0 - 2014-11-18
 
   INCOMPATIBLE CHANGES