HDFS-6084. backport from branch-2

HDP-CHANGES.txt

@@ -13,6 +13,8 @@ comanche-branch-1 release branched from condor-branch-1 (SHA1 bb0bbd77479125307c
     HDFS-4880. Print the image and edits file loaded by the namenode in the
     logs. (Arpit Agarwal via suresh) 
 
+    HDFS-6084. Namenode UI - "Hadoop" logo link shouldn't go to hadoop homepage
+
   BUG FIXES
 
     HDFS-4944. WebHDFS cannot create a file path containing characters that must

src/core/org/apache/hadoop/util/ServletUtil.java

@@ -52,7 +52,7 @@ public class ServletUtil {
   }
 
   public static final String HTML_TAIL = "<hr />\n"
-    + "This is <a href='http://hadoop.apache.org/'>Apache Hadoop</a> release "
+    + "This is Apache Hadoop release "
     + VersionInfo.getVersion() + "\n"
     + "</body></html>";