Tests for Magento 2 Kubernetes DebBox project

Current project contains CLI functional tests for Magento 2 Kubernetes DevBox project.

To run the tests:

1. Make sure that your host meets requirements listed here
2. Copy configuration.sh.dist to include/configuration.sh and make necessary changes
3. Copy auth.json.dist to include/auth.json and add valid keys
4. Run testsuite.sh in bash
5. You may need to configure NFS after the very first run. If the test failed, there should be an error message with the instructions in the log file.