Corrected hadoop-yarn/CHANGES.txt. YARN-2019 is moved to bug fixes, and YARN-3727 is moved to improvements.

hadoop-yarn-project/CHANGES.txt

@@ -6,11 +6,11 @@ Release 2.6.2 - 2015-10-21
 
   NEW FEATURES
 
-    YARN-2019. Retrospect on decision of making RM crashed if any exception throw 
-    in ZKRMStateStore. (Jian He via junping_du)
-
   IMPROVEMENTS
 
+    YARN-3727. For better error recovery, check if the directory exists before
+    using it for localization. (Zhihai Xu via jlowe)
+
     YARN-4092. Fixed UI redirection to print useful messages when both RMs are
     in standby mode. (Xuan Gong via jianhe)
 
@@ -21,15 +21,15 @@ Release 2.6.2 - 2015-10-21
 
   BUG FIXES
 
+    YARN-2019. Retrospect on decision of making RM crashed if any exception throw 
+    in ZKRMStateStore. (Jian He via junping_du)
+
     YARN-4087. Followup fixes after YARN-2019 regarding RM behavior when
     state-store error occurs. (Jian He via xgong)
 
     YARN-3554. Default value for maximum nodemanager connect wait time is too
     high (Naganarasimha G R via jlowe)
 
-    YARN-3727. For better error recovery, check if the directory exists before
-    using it for localization. (Zhihai Xu via jlowe)
-
     YARN-4005. Completed container whose app is finished is possibly not
     removed from NMStateStore. (Jun Gong via jianhe)