Merge theme engine v2
Modify admin UI strings for Tax Logic.  Should reflect shipping/billing regions, not countries.
Merge branch 'master' of github.com:wp-e-commerce/WP-e-Commerce
Add latest pot file.
Add filterable IPN validation routine for PayPal Standard.  Fixes #1232, @misulicus to confirm.  Also, add filters for changing currency conversion service.  This helps us move swiftly with a hotfix plugin if Google ever goes away.
Missed the currency conversion filters
First pass at revising readme.txt
Merge branch 'master' of github.com:wp-e-commerce/WP-e-Commerce
Don't autoload install options.  Be a good object cache citizen.
Ensure all custom checkout fields have a meta key set, even if they have no unique name.  Fixes #1234
Update versions.
remove debug cruft
Update changelog.
remove double semi-colons
Merge pull request #849 from garyc40/pr-theme-engine

New theme engine v2 component