Change version format in docs

docs/Makefile

@@ -1,4 +1,4 @@
-# Makefile to control Evennia documentation building. 
+# Makefile to control Evennia documentation building.
 # Most common commands are `make help`, `make quick` and `make local`.
 
 # You can set these variables from the command line, and also

docs/source/_templates/versioning.html

@@ -2,7 +2,7 @@
 <h3>{{ _('Versions') }}</h3>
 <ul>
   {%- for item in versions %}
-  <li><a href="{{ item.url }}">{{ item.name }}</a></li>
+  <li><a href="{{ item.url }}">{{ item.version }} ({{ item.name }} branch)</a></li>
   {%- endfor %}
 </ul>
 {% endif %}