Edit email acknowledging photo-submission

fetch poll component to check for completion

To add more context,content of the acknowledging
email of photo-submission is updated so that a learner aware of
the whole process.

LEARNER-4048

ENT-955: Fixed 500 error when adding viewers to catalog.

ENT-943 Refactor ID verification models

ENT-943 Cleanup of old third_party_auth provider slug fields

Remove Studio Assets Search Waffle & Add test

move Create Entitlement button up and shrink username search bar

Correct mention of old course ID format in the description for Course Authorization Bulk Email tool

Move to the latest python newrelic agent.

Revert "PLAT-2060 Use pip-tools to manage requirements files"

PLAT-2060 Use pip-tools to manage requirements files

Hide experiment courses from dashboard if enrolled but not paid

Sstudent/unenroll api

Remove use of the course_structures API to retrieve deprecated xblocks in Studio.

Feanil/cleanup pre

Requiring that up front lets us properly validate length and such.

Revert "Send email to learners to inform verification status"

Double the number of bok-choy shards

Delete visual_progress_enabled waffle flag.

WIP: Refactor registration to improve reliability

This reverts commit 0865e52c.

https://openedx.atlassian.net/browse/EDUCATOR-2333