Update docker-compose to 1.27.1

[pyup-bot]

This PR updates docker-compose from 1.26.2 to 1.27.1.

Changelog

1.27.0

-------------------

Features

- Merge 2.x and 3.x compose formats and align with COMPOSE_SPEC schema

- Implement service mode for ipc

- Pass `COMPOSE_PROJECT_NAME` environment variable in container mode

- Make run behave in the same way as up

- Use `docker build` on `docker-compose run` when `COMPOSE_DOCKER_CLI_BUILD` environment variable is set

- Use docker-py default API version for engine queries (`auto`)

- Parse `network_mode` on build

Bugs

- Ignore build context path validation when building is not required

- Fix float to bytes conversion via docker-py bump to 4.3.1

- Fix scale bug when deploy section is set

- Fix `docker-py` bump in `setup.py`

- Fix experimental build failure detection

- Fix context propagation to docker cli

Miscellaneous

- Drop support for Python 2.7

- Bump `docker-py` to 4.3.1

- Bump `tox` to 3.19.0

- Bump `virtualenv` to 20.0.30

- Add script for docs syncronization

Links

• PyPI: https://pypi.org/project/docker-compose
• Changelog: https://pyup.io/changelogs/docker-compose/
• Homepage: https://www.docker.com/

[pyup-bot]

Closing this in favor of #183