HADOOP-4150: merged to branch-0.18 so updated CHANGES.txt

git-svn-id: https://svn.apache.org/repos/asf/hadoop/core/branches/branch-0.19@713871 13f79535-47bb-0310-9956-ffa450edef68

CHANGES.txt

@@ -448,9 +448,6 @@ Release 0.19.0 - Unreleased
 
     HADOOP-3790. Add more unit tests for testing HDFS file append.  (szetszwo)
 
-    HADOOP-4150. Include librecordio in hadoop releases. (Giridharan Kesavan
-    via acmurthy) 
-
     HADOOP-4321. Include documentation for the capacity scheduler. (Hemanth 
     Yamijala via omalley)
 
@@ -981,6 +978,11 @@ Release 0.19.0 - Unreleased
 
 Release 0.18.3 - Unreleased
 
+  IMPROVEMENTS
+
+    HADOOP-4150. Include librecordio in hadoop releases. (Giridharan Kesavan
+    via acmurthy) 
+
   BUG FIXES
 
     HADOOP-4499. DFSClient should invoke checksumOk only once. (Raghu Angadi)