Minor change

Author: buffer

tests/samples/misc/testIFrame.html

@@ -4,7 +4,7 @@
  <title>Test</title>
 </head>
 
-<iframe id="frame0" width="3" height="4" src="https://raw.githubusercontent.com/buffer/thug/master/README.rst">
+<iframe id="frame0" width="3" height="4" src="https://raw.githubusercontent.com/buffer/thug/master/README.rst"></iframe>
 
 <script>
 	var f = document.getElementById("frame0");