Add repsonse pagination to inline discussions
Temporarily disable CAPA problem "Check" button.

- update appropriate jasmine tests so that stubbed $postWithPrefix
respects a subset of jQuery promise API.
- add customization for checking state.
- display checking state while button is disabled.
- ensure checking state lasts for at least a second.
Only display active users for the certificate report

Also removes the unnecessary pre-fetch.
For certificate generations we will continue to generate certs for
both active and inactive users.

For the report we only display active users since it was confusing
due to the instructor dashboard only displaying active users.
Merge pull request #3261 from edx/jarv/limit-to-active-users

Only display active users for the certificate report
Refactored course_nav middleware to isolate the django-wiki hack,
remove unnecessary code, and clarify what it's doing.
Merge pull request #2775 from edx/dcs/wiki-no-middleware

Refactored course_nav middleware to isolate the django-wiki hack, remove unnecessary code, and clarify what it's doing.
Fix Chris Terman's email address
Update OpenID dialog text

We want to indicate more clearly that the information that we transmit
to the third party is governed by their terms of service and privacy
policy.
Merge pull request #3268 from edx/ned/fix-terman-name

Fix Chris Terman's email address
Merge pull request #3270 from edx/gprice/openid-dialog-text

Update OpenID dialog text
Message changed for course import when timeout.
STUD-1283
Merge pull request #3232 from edx/waheed/stud1283-added-message-when-timeout-on-import

Warning message changed for course import when timeout.
save dates on enter key press
STUD-1506
Remove params from list.
Tweaking automatic screenshots in acceptance tests.
BLD-753: Add i18n for LTI.
Merge pull request #3277 from edx/oleg/custom-params-fix

Do not allow user overwrite some LTI parameters using custom parameters field. BLD-989.
Merge pull request #3273 from edx/valera/hendrixx

Tweaking automatic screenshots in acceptance tests.
Merge pull request #3216 from edx/zub/bugfix/std1506-savedate

save dates on enter key press
Fix video feature name so the test results roll up correctly