Bump tutorial-navigator@0.7.0 and add prettyPrint to docs

docs/index.md

@@ -11,8 +11,8 @@ Hello@@account.userName ? ' ' + account.userName : ''@@! Ready to test drive Aut
 </div>
 
 
-<script src="https://cdn.auth0.com/tutorial-navigator/0.6.3/build.js" type="text/javascript"></script>
+<script src="https://cdn.auth0.com/tutorial-navigator/0.7.0/build.js" type="text/javascript"></script>
-<link href="https://cdn.auth0.com/tutorial-navigator/0.6.3/build.css" type="text/css" rel="stylesheet"></link>
+<link href="https://cdn.auth0.com/tutorial-navigator/0.7.0/build.css" type="text/css" rel="stylesheet"></link>
 <script type="text/javascript">
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 </script>
@@ -146,6 +146,16 @@ Hello@@account.userName ? ' ' + account.userName : ''@@! Ready to test drive Aut
 	      if (!eqlPath(url)) return page(url);
 	    };
 
+	    // pretty printing
+	    tutorial.on('codevisible', prettifyonvisible);
+	    tutorial.on('nativevisible', prettifyonvisible);
+	    tutorial.on('hybridvisible', prettifyonvisible);
+	    tutorial.on('clientvisible', prettifyonvisible);
+	    tutorial.on('serverapivisible', prettifyonvisible);
+
+	    function prettifyonvisible(visible) {
+	      if (visible && prettyPrint) prettyPrint();
+	    }
 		})()
 </script>