Add a link to wiki to the navigation bar

templates/base.html

@@ -26,6 +26,7 @@
       <ul class="nav navbar-nav">
         <li><a href="/item/">Items</a></li>
         <li><a href="/admin/">Add</a></li>
+        <li><a href="https://wiki.hackerspace.pl/projects:spejstore">Wiki</a></li>
       </ul>
       <form class="navbar-form navbar-right" role="search" action="/search">
           <div class="form-group">