Add tutorial link

Author: ddomingof

src/pathme_viewer/templates/meta/about.html

@@ -36,6 +36,21 @@ <h3 class="panel-title">About</h3>
             </div>
         </div>
 
+        <div class="panel panel-default">
+            <div class="panel-heading">
+                <h3 class="panel-title">References</h3>
+            </div>
+            <div class="panel-body">
+                <p>
+                    If you use PathMe in your work, please cite:
+                </p>
+                <p>
+                    Domingo-Fernandez <i>et al.</i>, 2019. <a href="https://doi.org/10.1101/451625"><b>PathMe: Merging
+                    and exploring mechanistic pathway knowledge.</b></a> bioRxiv 451625.
+                </p>
+            </div>
+        </div>
+
         <div class="panel panel-default">
             <div class="panel-heading">
                 <h3 class="panel-title">References</h3>

src/pathme_viewer/templates/meta/help.html

@@ -4,7 +4,7 @@
 {% import "bootstrap/fixes.html" as fixes %}
 {% import "bootstrap/utils.html" as util %}
 
-{% block title %}About{% endblock %}
+{% block title %}Tutorial{% endblock %}
 
 {% block scripts %}
     {{ super() }}
@@ -24,14 +24,14 @@
 
         <div class="panel panel-default">
             <div class="panel-heading">
-                <h3 class="panel-title"></h3>
+                <h3 class="panel-title">Getting started</h3>
             </div>
             <div class="panel-body">
-                <ul>
-                    <li>Video</li>
-                    <li>Walkthrough</li>
-                    <li>Link in the main page to help page</li>
-                </ul>
+                <p>A brief tutorial on how to get started with the <a href="https://vimeo.com/311893324">PathMe Viewer
+                    Tutorial</a>
+                </p>
+                <iframe src="https://player.vimeo.com/video/311893324" width="640" height="360" frameborder="0"
+                        webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>
             </div>
         </div>
     </div>