Merge pull request #1313 from MITx/feature/ichuang/fix-bug-in-idashboard

fix bug in instructor dashboard groups code

lms/djangoapps/instructor/views.py

@@ -111,6 +111,7 @@ def instructor_dashboard(request, course_id):
         except Group.DoesNotExist:
             group = Group(name=grpname)     # create the group
             group.save()
+        return group
 
     def get_beta_group(course):
         """