Merge pull request #4775 from edx/alex/fix-reenable-user-partitions

Reenable user partition in Advanced Settings.

cms/djangoapps/models/settings/course_metadata.py

@@ -24,7 +24,6 @@ class CourseMetadata(object):
                      'graded',
                      'hide_from_toc',
                      'pdf_textbooks',
-                     'user_partitions',
                      'name',  # from xblock
                      'tags',  # from xblock
                      'visible_to_staff_only'