Fix CHANGES.txt. Move HDFS-4366 from 2.3.0 to under 3.0.0.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1510727 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -235,6 +235,9 @@ Trunk (Unreleased)
     HDFS-3934. duplicative dfs_hosts entries handled wrong. (Colin Patrick
     McCabe)
 
+    HDFS-4366. Block Replication Policy Implementation May Skip Higher-Priority
+    Blocks for Lower-Priority Blocks (Derek Dagit via kihwal)
+
 Release 2.3.0 - UNRELEASED
 
   INCOMPATIBLE CHANGES
@@ -262,9 +265,6 @@ Release 2.3.0 - UNRELEASED
     HDFS-5035.  getFileLinkStatus and rename do not correctly check permissions
     of symlinks.  (Andrew Wang via Colin Patrick McCabe)
 
-    HDFS-4366. Block Replication Policy Implementation May Skip Higher-Priority
-    Blocks for Lower-Priority Blocks (Derek Dagit via kihwal)
-
 Release 2.1.1-beta - UNRELEASED
 
   INCOMPATIBLE CHANGES