Regression fix .htaccess ErrorDocument links to be correct
Adds some fixme notes needed to update cron/generateXMLFeed.php to confirm to what google product feeds expect
Several e-commerce updates; updates sales tax management to allow for origin & destination taxes; allows enable/disable tax rate; adds US sales tax table to store sample and ecommerce default databases; adds new responsive order view to bs3; adds 'steps' display to checkout process (new breadcrumb smarty function); fixes viewuser to allow non-admin users to display their order (regression fix for security fix); revises Store Configuration tab groupings [#1215] [#1220] [#1218]