Merge pull request #1679 from mulby/gabe/fix-enrollment-events-from-cms

fix emission of enrollment events from the CMS

cms/envs/common.py

@@ -157,6 +157,7 @@ MIDDLEWARE_CLASSES = (
     'cache_toolbox.middleware.CacheBackedAuthenticationMiddleware',
     'student.middleware.UserStandingMiddleware',
     'contentserver.middleware.StaticContentServer',
+    'crum.CurrentRequestUserMiddleware',
 
     'django.contrib.messages.middleware.MessageMiddleware',
     'track.middleware.TrackMiddleware',