* Updated 2.4 roadmap for final publish
* Update ROADMAP_2_4.rst
* Remove "code refactor and unit tests"
This is just technical debt work, and not note-worthy for the roadmap
* Update ROADMAP_2_4.rst
* Update ROADMAP_2_4.rst
* developing_modules.rst is now in dev_guide, sync changes and delete the old version
* Cleaner RST & formatted code
* Tidyup roadmaps
* Link to repomerge
* Pull in abadger's fixes From https://github.com/ansible/ansible/compare/docs-code-block-fixes?expand=1
* Clean docsite/rst (apart from ROADMAP