* Unit tests: replace mock and compat with code from community.internal_test_tools (#9921)
* Replace compat with equivalent from community.internal_test_tools.
* Replace mock with equivalent from community.internal_test_tools.
* Remove ignore.txt entries.
* Add test that's no longer present in later versions.
* Start using Ansible's config manager to handle options.
* Docs improvements.
* Fix documentation, make options actual lookup options.
* The cyberarkpassword lookup does too strange things.
* The onepassword lookups are converted in #4728, let's not interfere.
* Improve docs.
* Skip shelvefile as well.
* Convert lmdb_kv.
* Convert and fix credstash.
* Convert manifold.
* Drop chef_databag.
* Convert dig.
* Update examples.
* Forgot the most important part.
* Fix lmdb_kv docs.
* Python 2.6 compatibility.
* Convert AnsibleUnicode to str.
* Load lookup with lookup loader.
* Fix environment handling and error message checking.
* Improve docs formatting.
* Move licenses to LICENSES/, run add-license.py, add LICENSES/MIT.txt.
* Replace 'Copyright:' with 'Copyright'
sed -i 's|Copyright:\(.*\)|Copyright\1|' $(rg -l 'Copyright:')
Co-authored-by: Maxwell G <gotmax@e.email>
