LMS: add CSRF token to register form
Command for retrying failed photo verifications

Includes test coverage
Add Neurolit to AUTHORS file
Refactor out certificate logic from the course listing.

LMS-1477
Add a new status for verified certificates.

LMS-1477
LMS: revises certificate download copy
Response to CR
Set empty aws credentials to None.
Revert "BLD-408: Don't allow users to enter video url's in http."

This reverts commit 6cb5c3900f761b66814a2410a34b1c43c46554c1.
Changed create_enrollment to create_or_update_enrollment
makes beta dash count active users in enrollment count [AN-115]
all CourseEnrollment modifications route through create_or_update
purchased_callback now uses the change_mode method
Merge pull request #1598 from edx/flowerhack/feature/command-retry-cert-submissions

Command for retrying failed photo verifications
fixes Edit Course In Studio link on instr dash (LMS-1455)

add DOC_STORE_CONFIG to test settings
make edxapp work when not run from a git repo
actually, just remove the revision
Removed custom response load test
Merge branch 'release'

Conflicts:
	cms/djangoapps/contentstore/views/item.py
Merge pull request #1635 from edx/adam/edit-course-in-studio

fixes Edit Course In Studio link on instr dash (LMS-1455)