adding docs again

docs/_includes/func.html

@@ -0,0 +1,11 @@
+{% assign f = include.f %}
+
+<div class="panel panel-default" id="{{f.name}}">
+  <div class="panel-heading"><h4><code>
+    {{f.name}}( {% for p in f.parameters %}{% unless forloop.first == true %}, {%endunless%}<i>{{p}}</i>{%endfor%} )
+    {% if f.return %} -> {{f.return}}{%endif%}
+    </code></h4></div>
+  <div class="panel-body">
+    {{f.content}}
+  </div>
+</div>