Update edx/django-wiki to latest

remove broken subsection grade override admin

Update clear_collectstatic_cache management command to Django 1.11 spec

Move library creator checks to POST-only

fix a few xss errors

Updates to the API Endpoint to remove the Staff users ability to get all

- Resolves an issue creating sandboxes due to pinned Django version

LEARNER-3406: Fix registration fields bugs.

EDUCATOR-1773 resolution

Memoize common lookups during request

Course dates mobile fragment improvements.

This reverts commit 7696727f.

This reverts commit 3e9e97e6, reversing
changes made to 0d931107.

Prevents repeated memcached lookups on functions whose values should
remain static for the lifetime of a request.

EDUCATOR-1731

Schedules: more info logging and add exception logging

Schedules: Emulate HTTP request needs to include host information

add Accessibility Page into studio from studio-frontend

PLAT-1419 Make edxmako a proper template backend

PLAT-1428 Removed unused cache_relation function

PLAT-1408 Update reference to Django's context_processors module

Entitlements

Added new mobile css entry in css pipline and removed
dates heading for mobile view.

LEARNER-3206

mroytman/edu 1826/1830

Add accessibility accomodation request page to studio and link to said page in footer, both behind a Waffle switch. Add tests for the new page.

Update studiofrontend to pass generic studioContext

Bump version of user-state-client module.

Default middleware_classes in emulate_http_request