Creating 2.6.2 entries in CHANGES.txt files.

(cherry picked from commit 33474939a048ac7bbe07df772f0000c84979722f)

hadoop-common-project/hadoop-common/CHANGES.txt

@@ -1393,6 +1393,18 @@ Release 2.7.0 - 2015-04-20
     HADOOP-11837. AuthenticationFilter should destroy SignerSecretProvider in
     Tomcat deployments. (Bowen Zhang via wheat9)
 
+Release 2.6.2 - UNRELEASED
+
+  INCOMPATIBLE CHANGES
+
+  NEW FEATURES
+
+  IMPROVEMENTS
+
+  OPTIMIZATIONS
+
+  BUG FIXES
+
 Release 2.6.1 - UNRELEASED
 
   INCOMPATIBLE CHANGES

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

@@ -2031,6 +2031,18 @@ Release 2.7.0 - 2015-04-20
       HDFS-7700. Document quota support for storage types. (Xiaoyu Yao via
       Arpit Agarwal)
 
+Release 2.6.2 - UNRELEASED
+
+  INCOMPATIBLE CHANGES
+
+  NEW FEATURES
+
+  IMPROVEMENTS
+
+  OPTIMIZATIONS
+
+  BUG FIXES
+
 Release 2.6.1 - UNRELEASED
 
   INCOMPATIBLE CHANGES

hadoop-mapreduce-project/CHANGES.txt

@@ -545,6 +545,18 @@ Release 2.7.0 - 2015-04-20
     MAPREDUCE-6303. Read timeout when retrying a fetch error can be fatal 
     to a reducer. (Jason Lowe via junping_du)
 
+Release 2.6.2 - UNRELEASED
+
+  INCOMPATIBLE CHANGES
+
+  NEW FEATURES
+
+  IMPROVEMENTS
+
+  OPTIMIZATIONS
+
+  BUG FIXES
+
 Release 2.6.1 - UNRELEASED
 
   INCOMPATIBLE CHANGES

hadoop-yarn-project/CHANGES.txt

@@ -1705,6 +1705,18 @@ Release 2.7.0 - 2015-04-20
     YARN-3055. Fixed ResourceManager's DelegationTokenRenewer to not stop token
     renewal of applications part of a bigger workflow. (Daryn Sharp via vinodkv)
 
+Release 2.6.2 - UNRELEASED
+
+  INCOMPATIBLE CHANGES
+
+  NEW FEATURES
+
+  IMPROVEMENTS
+
+  OPTIMIZATIONS
+
+  BUG FIXES
+
 Release 2.6.1 - UNRELEASED
 
   INCOMPATIBLE CHANGES