Add link to hosted notebook

Author: mchav

index.html

@@ -61,8 +61,7 @@ <h1 id="logo"><a href="index.html">data<span>Haskell</span></a></h1>
 
 				<footer>
 					<ul class="buttons vertical">
-						<li><a href="#main" class="button fit scrolly">Interested in Data + Haskell? <strong>Let's make
-									it real!</strong></a></li>
+						<li><a href="https://ulwazi-exh9dbh2exbzgbc9.westus-01.azurewebsites.net/lab/tree/getting_started.ipynb" class="button fit scrolly">Interested in Data + Haskell? <strong>Try out our current stack!</strong></a></li>
 					</ul>
 				</footer>
 
@@ -254,3 +253,4 @@ <h2>Ready to revolutionize <strong>data science</strong>?</h2>
 
 
 </html>
+