Moved test packages to extras_require.
Removed dependency from five.grok.
Moved cart related content types to order related ones.
Prepared to update AT content type to Dexterity one.
Tested with Plone-4.3.
Release 0.6.0.1
Forgot to add files.
Fixed imports.
Fixed not addable content type: ShippingMethod.
Release 0.6.0.2
Updated template
Release 0.6.0.3
Added upgrade step.
Release 0.6.0.4
update bootstrap version