Pcommerce-core

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* updated translations
* added french translations
* fixed bug in payment failed and canceled view where a ValueError was raised if order.processed_steps was empty
* adjusted CSS for the checkout button of the cart view
* rounding values (by default to 5 cents) is now configurable in the
pcommerce_properties (not in the configlet) [huub_bouma]
* plone4.1 compatability fix (small) [huub_bouma]
* translations now use locales folder, and is now plone4 compatible
* removed a pdb statement. [huub_bouma]
* some PEP8 fixes [huub_bouma]

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* Improved order overview (adjusted total price to include all taxes and charges)
* Added default_view property to Product and Variation type to prevent breaking of plone's new folder_full_view
* Added spanish translations (Thanks to Manuel Gualda Caballero)

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* Added dutch translations
(thanks to Kees Hink and Albert Peschar)
* Added order overview (`manage-orders`)
[khink]

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* re-add PTS utility for plone 3 compatibility

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* cleaned up templates (unified xml namespaces)
* fixed css classes of step navigation in checkout

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* bugfix in BaseComponent (only show available shipment methods by using the ShipmentRegistry)
* added process method to the order registry
* added new adapter which defines the components which have to be
processed in order to make an order definite
* added new zope3 events
* cleaned up translations