* correctly resolve teamset-level and course-level max_team_size

Fix error in experiment tracking

ENT-2580| better exception handling

ENT-2580 | printing only id for failed enterprise course enrollments

If the user is not logged in, the ExperimentWaffleFlag code was
raising an exception when trying to send an event to segment.

This is a quick fix to ignore anonymous users.

[REV-1119] Enable first purchase discount for all eligible users

AA-51: Adds in 'Up next' banner to course home

Not fully cleaning up the holdback code yet since the follow on first purchase discount tests may make use of it
REV-1119

Allow one letter extra fields

(story): Add switch to disable forum digest in prod.

Add func to generate ics for schedule

* Readd historical schedule fks

Command added to recover learner accounts

This is an unused-as-of-yet utility function to generate a bunch
of ics files for a user's course schedule. Will be used as part
of the calendar_sync feature package.

AA-37

PROD-1361

also setting query batch size 1000 instead of 5000

BOM-1399

checking django-wiki and fixing deprecation warnings.

ENT-2580 | added management command to push old enrollments to ecommerce

Handle deprecation warn by importing right class.

fixes bug where bulk creation of enrollments caused no new history records to be created

2900k/ last 7 days

Version upgrade for edx-enterprise

MST-157 Create a new program enrollments inspector support tool to help edX support members to inspect the existing states of program enrollees

This reverts commit 37f3c3f8.

Avoid subquery on table being updated

Aj/microba 152

MySQL doesn't like you subquerying on the same table you are trying
to update in one query.

https://dev.mysql.com/doc/refman/8.0/en/subquery-restrictions.html

PROD-1366

[MICROBA-152]

AA-59 show reset dates banner on courseware page

- Also, only show banner if the course end_date has not already
  pass AND if the user is verified within the course.