Add link to TWiR source on GitHub

pelicanconf.py

@@ -6,6 +6,8 @@ AUTHOR = u'Corey Richardson'
 SITENAME = u"This Week in Rust"
 SITEURL = 'http://this-week-in-rust.org'
 
+SOURCE_URL = 'https://github.com/cmr/this-week-in-rust'
+
 THEME = 'pelican-elegant-1.3'
 
 TIMEZONE = 'America/New_York'

themes/pelican-elegant-1.3/templates/base.html

@@ -58,6 +58,7 @@
                             <li {% if page_name == "categories" %} class="active"{% endif %}><a href="{{ SITEURL }}/categories.html">Categories</a></li>
                             <li {% if page_name == "tags" %} class="active"{% endif %}><a href="{{ SITEURL }}/tags.html">Tags</a></li>
                             <li {% if page_name == "archives" %} class="active"{% endif %}><a href="{{ SITEURL }}/blog/archives/index.html">Archives</a></li>
+                            <li><a href="{{ SOURCE_URL }}">Source code</a></li>
                             <li><a href="{{ SITEURL }}/{{ FEED_ALL_ATOM }}">Atom feed</a></li>
                         </ul>
                     </div>