specifying semester

courses/meta/index.html

 ---
 layout: default
-title: Courses
+title: Current Courses ({{site.current}})
 permalink: /courses/
 ---
 

courses/meta/upcoming.html

 ---
 layout: default
-title: Upcoming Courses
+title: Upcoming Courses ({{site.upcoming}})
 permalink: /courses/upcoming/
 ---
 
@@ -12,4 +12,4 @@ permalink: /courses/upcoming/
             {% include course.html %}
         {% endif %}
     {% endfor %}
-</ul>
\ No newline at end of file
+</ul>