Create a CONTRIBUTING.md definition

[Mandera]

• Welcome users
• Tell them how to setup the environment
  • Either clone a specific repo and then run generate.py
  • Or pip install generalpackager then run Packager().create_blank_locally() or something
• Mention the Apache 2 license
• Small PR guide
• Code style
• Unittests
• Principles such as DRY

Probably missed something

[ZanSara]

For what is worth, I could get going by just cloning the repo and running pip install -e ., which is great 🙂

Out of curiosity, what would generate.py do?

[Mandera]

Nice, that's good to know, and definitely something that'd be nice to continue supporting! I mainly had

• Git hooks for contributors #80

in mind. generate.py would replace pre-commit install and possibly do more, but writing this made me think