Change: don't mention versions that don't have sufficient entries

This only clutters up the listing, without actually giving any
information.

_layouts/summaries.html

@@ -15,9 +15,7 @@ <h3>Survey Result Summary - {{ page.name }}</h3>
             <ul>
                 {% for version in site.data.summaries[page.year][page.week] %}
                     <li>
-                        {% if version[1] == nil %}
-                            {{ version[0] }} (no summary due to low games played)
-                        {% else %}
+                        {% if version[1] != nil %}
                             <a href="#{{ version[0] }}">{{ version[0] }}</a>
                         {% endif %}
                     </li>