put test courses labeled 'edX' (note case) into the courses view

common/test/data/full/course.xml

-<course filename="6.002_Spring_2012" slug="6.002_Spring_2012" graceperiod="1 day 12 hours 59 minutes 59 seconds" showanswer="attempted" rerandomize="never" name="6.002 Spring 2012" start="2015-07-17T12:00" course="full" org="edx"/>
+<course filename="6.002_Spring_2012" slug="6.002_Spring_2012" graceperiod="1 day 12 hours 59 minutes 59 seconds" showanswer="attempted" rerandomize="never" name="6.002 Spring 2012" start="2015-07-17T12:00" course="full" org="edX"/>

lms/templates/courses.html

@@ -20,6 +20,13 @@
     ## I'm removing this for now since we aren't using it for the fall.
     ## <%include file="course_filter.html" />
     <section class="courses">
+      ## hack to get the edx-labeled test courses in place
+      <section class='university-column'>
+        %for course in universities['edX']:
+          <%include file="course.html" args="course=course" />
+        %endfor
+      </section>
+
       <section class='university-column'>
         %for course in universities['MITx']:
           <%include file="course.html" args="course=course" />