Add-ons [XENMS] - User joined date (year month day) 1.0.16

• Made compatible with versions 2.2.X and 2.3.X.
• Template modifications have been changed from simple to regular structure to ensure better compatibility with custom themes.
• Fixed an issue where the user's day time zone was not displayed when the year and month were selected.

• ( [1] days, months, years) = Updated to ( [1] day, month, year).
• The removal of strtolower letter casing has been discontinued.
• Theme settings have been added to enable toggling settings in different themes.
• Instead of changing the participation date, the option to add an additional date has been made available.
• Terminology related to addons has been updated.
• Addon codes have been updated, and date and date format have been separated.
• A new display has been added (year and month).

• The code in template changes has been minimized (to prevent issues in external themes).