BUG: Force stepped checkout to jump back to start of checkout if cart doesn't exist. Fixes #106
BUG: Force stepped checkout to jump back to start of checkout if cart doesn't exist.
Fixes #106

markguinn/silverstripe-shop,StephenHonor/silverstripe-shop,mediabeastnz/silverstripe-shop,markguinn/silverstripe-shop,hailwood/silverstripe-shop,silvershop/silvershop-core,hailwood/silverstripe-shop,bummzack/silverstripe-shop,bummzack/silverstripe-shop,webtorque7/silverstripe-shop,mediabeastnz/silverstripe-shop,webtorque7/silverstripe-shop,markguinn/silverstripe-shop,mediabeastnz/silverstripe-shop,hailwood/silverstripe-shop,burnbright/silverstripe-shop,StephenHonor/silverstripe-shop,webtorque7/silverstripe-shop,burnbright/silverstripe-shop,StephenHonor/silverstripe-shop,bummzack/silverstripe-shop,burnbright/silverstripe-shop,hpeide/silverstripe-shop