"Saving..." -> "Submitting..." on using saved address

Bump tinymce from 5.3.1 to 5.3.2

Bump uwsgi from 2.0.18 to 2.0.19

Bump flake8 from 3.8.2 to 3.8.3

Bumps [tinymce](https://github.com/tinymce/tinymce-dist) from 5.3.1 to 5.3.2.
- [Release notes](https://github.com/tinymce/tinymce-dist/releases)
- [Changelog](https://github.com/tinymce/tinymce-dist/blob/master/changelog.txt)
- [Commits](https://github.com/tinymce/tinymce-dist/compare/5.3.1...5.3.2)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Bumps [uwsgi](https://github.com/unbit/uwsgi-docs) from 2.0.18 to 2.0.19.
- [Release notes](https://github.com/unbit/uwsgi-docs/releases)
- [Commits](https://github.com/unbit/uwsgi-docs/commits)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Bumps [flake8](https://gitlab.com/pycqa/flake8) from 3.8.2 to 3.8.3.
- [Release notes](https://gitlab.com/pycqa/flake8/tags)
- [Commits](https://gitlab.com/pycqa/flake8/compare/3.8.2...3.8.3)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Re-add release notes for 1.6.6 and 1.6.7

These release notes were created in 6a03a0bc1f and 05b14af8af, but
somehow didn't make it into the master branch.

This is why http://docs.oscarcommerce.com/en/latest/releases/index.html
currently doesn't mention these releases.

Bump less from 3.11.1 to 3.11.3

Bump redis from 3.5.2 to 3.5.3

Restore basket if order placement fails for any reason.

Bumps [redis](https://github.com/andymccurdy/redis-py) from 3.5.2 to 3.5.3.
- [Release notes](https://github.com/andymccurdy/redis-py/releases)
- [Changelog](https://github.com/andymccurdy/redis-py/blob/master/CHANGES)
- [Commits](https://github.com/andymccurdy/redis-py/compare/3.5.2...3.5.3)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Bumps [less](https://github.com/less/less.js) from 3.11.1 to 3.11.3.
- [Release notes](https://github.com/less/less.js/releases)
- [Changelog](https://github.com/less/less.js/blob/master/CHANGELOG.md)
- [Commits](https://github.com/less/less.js/compare/v3.11.1...v3.11.3)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Update ipython requirement from <7.15,>=7.12 to >=7.12,<7.16

Bump django-redis from 4.11.0 to 4.12.1

Bump tinymce from 5.3.0 to 5.3.1

Add a link to sample of expected data for the default CatalogueImporter.

Updates the requirements on [ipython](https://github.com/ipython/ipython) to permit the latest version.
- [Release notes](https://github.com/ipython/ipython/releases)
- [Commits](https://github.com/ipython/ipython/compare/7.12.0...7.15.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Bumps [django-redis](https://github.com/jazzband/django-redis) from 4.11.0 to 4.12.1.
- [Release notes](https://github.com/jazzband/django-redis/releases)
- [Changelog](https://github.com/jazzband/django-redis/blob/master/CHANGES.rst)
- [Commits](https://github.com/jazzband/django-redis/compare/4.11.0...4.12.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Bumps [tinymce](https://github.com/tinymce/tinymce-dist) from 5.3.0 to 5.3.1.
- [Release notes](https://github.com/tinymce/tinymce-dist/releases)
- [Changelog](https://github.com/tinymce/tinymce-dist/blob/master/changelog.txt)
- [Commits](https://github.com/tinymce/tinymce-dist/compare/5.3.0...5.3.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Bump whitenoise from 5.0.1 to 5.1.0

Bump tinymce from 5.2.2 to 5.3.0

Bump flake8 from 3.8.1 to 3.8.2

Bumps [tinymce](https://github.com/tinymce/tinymce-dist) from 5.2.2 to 5.3.0.
- [Release notes](https://github.com/tinymce/tinymce-dist/releases)
- [Changelog](https://github.com/tinymce/tinymce-dist/blob/master/changelog.txt)
- [Commits](https://github.com/tinymce/tinymce-dist/compare/5.2.2...5.3.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Bumps [whitenoise](https://github.com/evansd/whitenoise) from 5.0.1 to 5.1.0.
- [Release notes](https://github.com/evansd/whitenoise/releases)
- [Changelog](https://github.com/evansd/whitenoise/blob/master/docs/changelog.rst)
- [Commits](https://github.com/evansd/whitenoise/compare/v5.0.1...v5.1.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Bumps [flake8](https://gitlab.com/pycqa/flake8) from 3.8.1 to 3.8.2.
- [Release notes](https://gitlab.com/pycqa/flake8/tags)
- [Commits](https://gitlab.com/pycqa/flake8/compare/3.8.1...3.8.2)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Bump redis from 3.5.1 to 3.5.2

Bump flake8 from 3.7.9 to 3.8.1

Prepare 2.1 beta release

Bumps [flake8](https://gitlab.com/pycqa/flake8) from 3.7.9 to 3.8.1.
- [Release notes](https://gitlab.com/pycqa/flake8/tags)
- [Commits](https://gitlab.com/pycqa/flake8/compare/3.7.9...3.8.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Bumps [redis](https://github.com/andymccurdy/redis-py) from 3.5.1 to 3.5.2.
- [Release notes](https://github.com/andymccurdy/redis-py/releases)
- [Changelog](https://github.com/andymccurdy/redis-py/blob/master/CHANGES)
- [Commits](https://github.com/andymccurdy/redis-py/compare/3.5.1...3.5.2)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Integrate Surcharges in oscar

Delete both valid and invalid basket lines marked for deletion

Bump redis from 3.5.0 to 3.5.1

Currently, if a valid basket line is marked for deletion, any other
invalid basket lines on the formset prevent it from being deleted.

Bumps [redis](https://github.com/andymccurdy/redis-py) from 3.5.0 to 3.5.1.
- [Release notes](https://github.com/andymccurdy/redis-py/releases)
- [Changelog](https://github.com/andymccurdy/redis-py/blob/master/CHANGES)
- [Commits](https://github.com/andymccurdy/redis-py/compare/3.5.0...3.5.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Fix the brand_title block in brand.html so as not to span unclosed HTML tags