Merge pull request #6781 from mitocw/bugfix/cg/gitlog_unicode

Add missing sysadmin dashboard unicode cast

lms/djangoapps/dashboard/sysadmin.py

@@ -425,7 +425,7 @@ class Courses(SysadminDashboardView):
             color = 'blue'
 
         msg = u"<h4 style='color:{0}'>{1}</h4>".format(color, msg_header)
-        msg += "<pre>{0}</pre>".format(escape(ret))
+        msg += u"<pre>{0}</pre>".format(escape(ret))
         return msg
 
     def import_xml_course(self, gitloc, branch):