[+] Added the Drag'n'Drop mechanism in the wizard page, allowing to move orders between rooms, plus a 'placeholder' space to temporarily keep orders to move others
[minor fix] Item category maps might be filled twice with the same IDs
Added auto indexing by metadata, instead of ID matching
Added checks to propic image uploading
Added an admin page, featuring:
- Manual cache clearing
Added admin controls in nosecount to unconfirm / rename or delete the room
Co-authored-by: Luca Sorace "Stranck" <stranck@users.noreply.github.com>