Added CSS for new product requirement select fields. #18
Add product select field. #18
Store product requirements. #18
Add product select field. #18
Save product reqs in meta. #18
Introduce edd_get_discount_product_reqs(). #18
introduce edd_discount_product_reqs_met(). #18
Check if requirements met. #18
Fixed a the products field label. #18
Fixed edd_discount_product_reqs_met() for when there are no reqs. #18
Added product condition drop downs. #18
Refactored discount meta setup. #18
Introduce edd_get_discount_product_condition(). #18
Finished edd_discount_product_reqs_met() to support any/all conditions. #18
Fixed spelling mistake. #18
Refactored edd_get_cart_discounted_amount(). #18
Changed label of multi select field. #18
Use edd_get_label_* functions. #18
Added global checkbox option. #18
Introduce edd_is_discount_not_global() and change global to non-global. #18