* Added a new "download button" for temp uploaded files (ccwavrin contribution)
* Fixed an issue that prevented the fields to be displayed on the product page in case of variable products
Fixed an issue that in some cases allowed the checkout to be performed in case of missing mandatory uploads
Fixed an issue with the fee computation when the 'Free items' option was enabled
* Fixed an issue related to the file preview option on the admin order details page
* Notification emails now report the correct order number
* Added a new option to prevent the file download on the Admin order details page