Tutor

- [Bugfix] Fix Dockerfile parsing on Windows.
- [Improvement] Add option to patch lms and cms Nginx server blocks.

- 💥[Improvement] Remove `dev/local pullimages`. Instead, run `dev/local dc pull`.
- 💥[Improvement] Add `dev dc` and `local dc` commands as thin wrappers of the `docker-compose` CLI.
- 💥[Improvement] Remove the undocumented `local run_hook` command. Instead, run `local init --limit=...`.
- 💥[Improvement] Remove `tutor android pullimage` command. Instead, run `tutor images pull android`.
- [Bugfix] Fix `config save` on Windows.
- [Bugfix] Fix platform checking in user ID function.

- [Bugfix] Fix dependency error during `pip install tutor` due to urllib3 incompatibility.
- [Bugfix] Fix user ID checking under Windows.
- [Bugfix] Fix template rendering for Windows users.
- [Improvement] Switch to `bcrypt` for htpasswd password generation, for better portability on Windows.
- [Improvement] In the openedx production docker image, add some jitter to the gunicorn worker restart process to prevent all workers from restarting at the same time.

**Note for users of the [Tutor AMI](https://aws.amazon.com/marketplace/pp/B07PV3TB8X):** To upgrade from a previous v10 release, run:

curl -fsSL https://overhang.io/tutor/ami/upgrade.sh | sh

- [Improvement] Mount config and setting files in read-only mode.
- 💥[Improvement] Enable unit completion tracking by default.
- [Bugfix] Run `apt update` before `apt install` when installing deps in the openedx Dockerfile.

- [Improvement] Make all commands considerably faster.
- [Improvement] Make it easier to override Mongodb connection parameters.
- [Bugfix] Add support for .woff and .woff2 font files in themes (thanks mrtndwrd!).

- 💥[Improvement] Simplify CORS configuration.