Changes for the week ending 2010-10-16

Changes for the week ending 2010-10-16:

• v0.7.0 — v0.7.1: Fix to internal logging on payment gateway changes.
• v0.7.1: Fix to send the shipping address correctly to PayPal Express Checkout.
• v0.6.0: Fix for $0 orders and the payment display options.
• v0.7.0 — v0.7.1: Changing the taxable coupon help string to make more sense.