New maintenance release available for download

This release  fixes several issues, including some catalog and scorm issues.

Here is a list of the main issues fixed:

19890 - Add tag for scorm items in certificate
19864 - Remove deprecated constructors - fix show answers of last number_times for ET answer type
19863 - fix api course add/update/delete day
19862 - fix sum score in function userScore
19861 - Filter files in upload question with allowed file formats
19860 - Invisible fields for SuperAdmins
19854 - report course dates at 00-00-0000
19846 - Uppercase first char during users import
16623 - Risolto Problema con "only update" e "create and update" Fix duplicati
19843 - fix show correct answer in report when show correct answers is enabled
19842 - User Object grid - Pagination with many objects
19814 - Show materials dots on course catalogue even when course is on sale - added in homecatalogue
19841 - Grade book "Disallowed key characters in global data" on delete
19840 - User-object grid - link back
19839 - Incorrect scoring of questions on tests
19836 - fix Error: API not enabled.
19827 - Fix DateTime exception in course list when date is not a valid date.
19807 - Errore caricamento file in domande di un test
19822 - Show additional fields if admin can edit a user profile
19816 - Stripslashes in question type upload
19815 - fix error during import users anche node changes
19814 - Show materials dots on course catalogue even when course is on sale
19811 - API not load plugins and events listener
19809 - Error with quotes in insert and save advice
19806 - fix merge
19805 - Fix email text on user subscription
19804 - fix catalogue change and current active tab
19803 - SSL error during login with chrome
19797 - Fix merge

Plus other minor fixes and changes