reports.html: Create report listing

Closes #359

Author: jayvdb

reports.html

@@ -0,0 +1,27 @@
+---
+title: coala GSoC project reports
+---
+
+<h1>{{ page.title }}</h1>
+
+<h2>2018</h2>
+
+<ul>
+  {% for report in site.reports %}
+    {% capture year %}{{ report.date | date: '%Y' }}{% endcapture %}
+    {% if year == '2018' %}
+      <li><a href="{{ report.url }}.html">{{ report.student }}</a>
+    {% endif %}
+  {% endfor %}
+</ul>
+
+<h2>2017</h2>
+
+<ul>
+  {% for report in site.reports %}
+    {% capture year %}{{ report.date | date: '%Y' }}{% endcapture %}
+    {% if year == '2017' %}
+      <li><a href="{{ report.url }}.html">{{ report.student }}</a>
+    {% endif %}
+  {% endfor %}
+</ul>