create 2-3-stable branch
Adding sale price overrides
Made item_added override to work on variant level

	modified:   app/views/spree/shared/_original_price_display_item_added.html.erb
Added a variant discount percentage

	modified:   app/helpers/spree/products_helper_decorator.rb
Added variant discount percentage; percent off to orders edit
Merge pull request #3 from deseretbook/kl0Ml4mh-spree-sale-pricing-sitewide

Spree sale pricing sitewide
small changes for views
Merge branch '2-3-stable' of github.com:deseretbook/spree-sale-pricing into 2-3-stable
Merge pull request #2 from deseretbook/2-3-stable

create 2-3-stable branch