adding user content/slides page

Author: vsoch

_data/sidebars/main_sidebar.yml

@@ -94,6 +94,10 @@ entries:
       url: /tutorials
       output: web, pdf
 
+    - title: Contributed Content Links
+      url: /links
+      output: web, pdf
+
     - title: User Documentation
       url: /user-guide
       output: web, pdf

_data/slides.yml

@@ -0,0 +1,16 @@
+user_contributions:
+- title: User Contributions
+  folders:
+    - title: User Contributions
+      folderitems:
+        - title: Singularity on OpenMind (MIT)
+          date: 2/2017
+          external_url: http://satra.cogitatum.org/om-images/
+        - title: Singularity on SCG4 (Stanford)
+          date: 2/2017
+          external_url: https://docs.google.com/presentation/d/1qAh0vXmmFW0MtV5qKZhruxQNknNQnGItQ25Q0A1GX8Q/pub?start=false&loop=false&delayms=3000
+    - title: Content Contributions
+      folderitems:
+        - title: Vagrant Virtualbox OSX Code Snippet
+          external_url: https://gist.github.com/truatpasteurdotfr/c160ffaa4b46a47ad196220194e715f0
+          date: 2/2017

_data/topnav.yml

@@ -8,6 +8,8 @@ topnav_dropdowns:
           url: /admin-guide
         - title: User Guide
           url: /user-guide
+        - title: Contributed Content
+          url: /links
     - title: Quick Links
       folderitems:
         - title: Github Repo

pages/docs/user-docs/user-guide.md

@@ -165,6 +165,7 @@ How do the commands work? We recommend you look at examples for each:
 - [run](/docs-run)
 - [bootstrap](/docs-bootstrap)
 
+
 ## Support
 
 Have a question, or need further information? <a href="/support">Reach out to us.</a>

pages/presentations/content_contributions.html

@@ -0,0 +1,32 @@
+---
+title: Singularity Extra Contributed Content
+sidebar: main_sidebar
+keywords: presentations
+permalink: links
+toc: false
+folder: presentations
+---
+
+{% assign content = site.data.slides.user_contributions %}
+        
+<div class="home">
+
+    <h2>Presentation Contributions</h2>
+    <div class="post-list">
+        
+        {% for entry in content %}
+        {% for folder in entry.folders %}        
+        <h3>{{ folder.title }}</h3>
+        <ul>
+            {% for item in folder.folderitems %}
+            {% if item.external_url %}
+            <li><a href="{{ item.external_url }}" target="_blank">{{ item.title }}</a><small style="color:#666"> {{ item.date }}</small></li>
+            {% else %}
+            <li><a href="{{ item.url | remove: "/"}}">{{ item.title }}</a></li>
+            {% endif %}
+            {% endfor %}
+        </ul>
+        {% endfor %}
+        {% endfor %}
+    </div>
+</div>