MINOR: Provide link to ZooKeeper within Quickstart
Author: Kevin Sweeney
Reviewers: Ismael Juma
Closes from restlessdesign/patch-1
@@ -35,7 +35,7 @@ Since Kafka console scripts are different for Unix-based and Windows platforms,
<h4><a id="quickstart_startserver" href="#quickstart_startserver">Step 2: Start the server</a></h4>
<p>
-Kafka uses ZooKeeper so you need to first start a ZooKeeper server if you don't already have one. You can use the convenience script packaged with kafka to get a quick-and-dirty single-node ZooKeeper instance.
+Kafka uses <a href="https://zookeeper.apache.org/">ZooKeeper</a> so you need to first start a ZooKeeper server if you don't already have one. You can use the convenience script packaged with kafka to get a quick-and-dirty single-node ZooKeeper instance.
</p>
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