WooCommerce Extra Product Options 6.4.5

Fixed an issue where the edit options link was not visible on the checkout page.
Fixed an issue where checkbox fees could not pass validation.
Fixed an issue with the datepicker using fixed positioning.
Fixed an issue with the checkbox images swatches not displaying the label.
Fixed an issue where images were not being transferred to the order emails.
Fixed an issue where the maximum value for the quantity selector was not working.
Slightly changed the appearance of range pickers.

Fixed compatibility with Dynamic Pricing and Discounts.
Fixed an issue on the quick view displays.
Fixed the display for the range picker.
Fixed color swatches display on mobiles.
Fixed an issue where fees set as required could not pass validation.

-Refactored the plugin code towards security.
-Fixed several JS bugs.