Add a way to display something which is not composed via the debugging function (still it is tricky, this function should be completely refined).
Add a function which format the content of an array considering also the keys.
Explicit more the admin page style.
Refine the functions to get fields information.
Fix the typing of some timestamps (to avoid misinterpretations).
Extend existing types to tables which are not viewed anymore because only used by archived fields.
Review the saved values management + add the similar function for archived values.
Move the getClasses() function to be more ordered.
Implement the functions able to get a current record and its history.
Add the record history page.