edx/edx-platform — pull request #6269 by polesye (2014-12-16 16:03:08+00:00)
Title: TNL-762: Add course structure view.

**sandbox:** http://polesye.m.sandbox.edx.org/courses/edX/DemoX/Demo_Course/edxnotes/

@explorerleslie, @clrux please review.