Start changing around the docs for rules updates.
Reorganize rules sections a bit.
Update saving docs to include more detail for rules.
Add more docs on rules and delete related things.
Add more docs on rules.
Add missing event.
Update to account for latest changes.
[fr] add eng parts in fr
Added a few corrections to the rules documentation
Fix typo
Fix example formatting
Merge pull request #2173 from cakephp/3.0-rules

3.0 Rules documentation