meta-cookiecutter v.1.7.1

The 1.7 release series of meta-cookiecutter is compatible with the 1.7 release series of cookiecutter.

Changes:

• Switch from Travis CI to Github Actions
• Lots of backporting from https://github.com/ssciwr/cookiecutter-cpp-project
• Git Setup feature

meta-cookiecutter v.1.7.0

The 1.7 release series of meta-cookiecutter is compatible with the 1.7 release series of cookiecutter.