Install as VCS via pip or poetry

[matteo4diani]

• Add Poetry pyproject.toml and pin dependencies with tilde requirements
• Remove .travis.yml as Travis CI discontinued free builds for OS projects
• Add GitHub Action for linting+testing at .github/workflows/workflow.yml, tests/ directory is ran with unittest
• Remove /dsm folder as it's already included in /auton_survival and a double entry-point causes errors when installing as VCS
• Generate new requirements.txt with poetry export --output requirements.txt

[matteo4diani]

Install by pip / poetry #87

With pip

To install directly from pip:

• Run python3.9 -m pip install "auton-survival @ git+https://github.com/matteo4diani/auton-survival@dev-mfordiani-87-install-as-vcs":

With poetry

• Install Poetry https://python-poetry.org/docs/#installation
• Run poetry init and adopt this config:
• Run poetry add "git+https://github.com/matteo4diani/auton-survival.git#dev-mfordiani-87-install-as-vcs":
• Your pyproject.toml should look like this:

[IvanUniTO]

@matteo4diani just did PR #121. Now @chiragnagpal has options to choose from ;).
Let's hope one of them will be merged.