Move HDFS-3880 to section 2.1.0-beta in CHANGES.txt.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1507588 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -99,9 +99,6 @@ Trunk (Unreleased)
 
     HDFS-2580. NameNode#main(...) can make use of GenericOptionsParser. (harsh)
 
-    HDFS-3880. Use Builder to build RPC server in HDFS.
-    (Brandon Li vias suresh)
-
     HDFS-2127. Add a test that ensure AccessControlExceptions contain
     a full path. (Stephen Chu via eli)
 
@@ -483,6 +480,9 @@ Release 2.1.0-beta - 2013-07-02
     HDFS-5024. Make DatanodeProtocol#commitBlockSynchronization idempotent. 
     (Arpit Agarwal via jing9)
 
+    HDFS-3880. Use Builder to build RPC server in HDFS.
+    (Brandon Li via suresh)
+
   OPTIMIZATIONS
 
     HDFS-4465. Optimize datanode ReplicasMap and ReplicaInfo. (atm)