HADOOP-4687. Remove reference to JobTracker in HDFS overview.html

git-svn-id: https://svn.apache.org/repos/asf/hadoop/core/branches/HADOOP-4687/hdfs@780827 13f79535-47bb-0310-9956-ffa450edef68

src/java/overview.html

@@ -153,7 +153,7 @@ specified with the configuration property <tt><a
  href="../core-default.html#fs.default.name">fs.default.name</a></tt>.
 </li>
 
-<li>The {@link org.apache.hadoop.mapred.JobTracker} (MapReduce master)
+<li>The org.apache.hadoop.mapred.JobTracker (MapReduce master)
 host and port.  This is specified with the configuration property
 <tt><a
 href="../mapred-default.html#mapred.job.tracker">mapred.job.tracker</a></tt>.