Afp 70/display order history

See merge request !4

Afp 36 gradle to maven user frontdend backend

See merge request !3

Merge branch 'product-page-users-can-see-products-and-associated-promotion-info-for-each-item-in-main-product-page' into 'master'

Product page users can see products and associated promotion info for each item in main product page

See merge request !2

[AFP-47 Shaphen Pangburn]: Do not display null praducts in page finalize percentage calculation of discount per item

Merge branch 'master' of https://gitlab.mynisum.com/ascend/ecommerce-maven into product-page-users-can-see-products-and-associated-promotion-info-for-each-item-in-main-product-page

[nmoosapet]Implememted the Cart functionality and pushing the changes to Branch

See merge request !1

[AFP-47 Shaphen Pangburn]: Add spacing and borders for each item. Add 'product no longer available' message for null products