User should see additional content or shipping form depending on the shipping option selected
User should see additional content or shipping form depending on the shipping option selected

finishes https://artsyproduct.atlassian.net/browse/PURCHASE-326
finishes https://artsyproduct.atlassian.net/browse/PURCHASE-327

artsy/reaction-force,xtina-starr/reaction,artsy/reaction-force,artsy/reaction,artsy/reaction,xtina-starr/reaction,xtina-starr/reaction,xtina-starr/reaction,artsy/reaction