Move the Old Wiki documentation to the README #800
Description
Describe your use-case which is not covered by existing documentation.
PCD has some documentation that resides on https://wiki.jenkins-ci.org/JENKINS/Plugin-Compatibility-Tester.html and has not been moved yet. It would be nice to just incorporate it into the README for now
Reference any relevant documentation, other materials or issues/pull requests that can be used for inspiration.
- https://wiki.jenkins-ci.org/JENKINS/Plugin-Compatibility-Tester.html
- Resources referenced from there
Are you interested in contributing to the documentation?
Maybe :)