needed to add rstudio password details

Author: markdunning

index.html

@@ -95,7 +95,7 @@ <h3>
          <pre class="input"><code>docker run -p 8787:8787 markdunning/ngs-in-bioc</code></pre>
          Then load your web browser of choice and enter the address  
          <pre class="input"><code>http://localhost:8787</code></pre>
-          This will allow you to use RStudio in your web browser
+          This will allow you to use RStudio in your web browser with the username and password 'rstudio'
        </p>