ENT-934 Remove deprecated models in verify_student

Update newrelic agent.

Watch assets on specific system.

move global status messages to the user notificatio area

These models say they are to be fully removed in Hawthorn, so let's make it happen!

Adds entitlement tool to support tool home

Move to the latest minor version of the NR plugin because 3.x removes some deprecated functions.

Remove PRUNE_OLD_VERSIONS waffle flag

Support firefox 59 upgrade for CI and local testing

Disable course enrollments admin page OPS-2943

Remove test_video_player_a11y test

Define xss-linter rules on linter classes

Add search for courses API to allow building a mobile native search view

add entitlement creation and reissue to support

Remove tests that are flaky with firefox 59

add missing maintenance banner settings

Learner-3925

Use updated packages to avoid installing unwanted stuff

Include created datetime in entitlement support detail serializer

Upgrading edx-enterprise to 0.66.1.