first commit of shop
edits in the payment gateway docs
edits in the UI
UI tweaks
credit for shopping cart icon
CSS cleanup and cart design tweaks
add files
version change to 0.5.1
validation improvements, code cleanup, fixes, better handline of situations where the user back arrows or skips a step
drop unused blocks
validation changes in transactions object
simplify checkout.php
Fixed problems with user registration & login.
Save customers' payment methods in their account and let them choose from saved payment methods in subsequent orders. Payment options are now called payment methods. Option sets are now called product attributes.
Complete rewrite of the checkout process. Multiple shipping addresses per customer.  Review order page.
Fix the payment method form. UI changes.
Fix data files.  Cart fixes.
set the module into the Commerce category
display names of modules begin with caps
add a version check