Patch for DatePicker

[cevastiko]

Hello,

is there any patch available for Mantis version 2.26.x, so that at customs field a "Datepicker" is used instead of those three dropdown fields?

=> viewtopic.php?t=9924
This is unfortunately not working.

=> https://mantisbt.org/bugs/view.php?id=8957#attachments
This also seem to be outdated.

Thanks in advance