Move HADOOP-7104 in CHANGES.txt to reflect inclusion in 0.22 branch

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1060595 13f79535-47bb-0310-9956-ffa450edef68

Author: toddlipcon

CHANGES.txt

@@ -42,9 +42,6 @@ Trunk (unreleased changes)
     HADOOP-6995. Allow wildcards to be used in ProxyUsers configurations.
     (todd)
 
-    HADOOP-7104. Remove unnecessary DNS reverse lookups from RPC layer
-    (Kan Zhang via todd)
-
   OPTIMIZATIONS
 
   BUG FIXES
@@ -263,6 +260,9 @@ Release 0.22.0 - Unreleased
 
     HADOOP-7102. Remove "fs.ramfs.impl" field from core-deafult.xml (shv)
 
+    HADOOP-7104. Remove unnecessary DNS reverse lookups from RPC layer
+    (Kan Zhang via todd)
+
   OPTIMIZATIONS
 
     HADOOP-6884. Add LOG.isDebugEnabled() guard for each LOG.debug(..).