Sindbad~EG File Manager

This files describes API changes in core_form libraries and APIs,
information provided here is intended especially for developers.

=== 4.3.3 ===

* New method `setHiddenLabel` added to the group form element type

=== 4.3.1 ===

* The group element has a new method `getAttributesForFormElement` which should be used in conjunction
  with `createFormElement` to ensure that all elements within the group have unique IDs

=== 4.3 ===

* Added a new parameter to allow Groups to add attributes.

=== 4.2 ===

* The moodle-form-passwordunmask module has been removed. It was deprecated in Moodle 3.2.