created new order totals display in order items
added new html-order-shipping.php to work in order items metabox
moved the shipping save method to order items
moved the coupons to order items metabox
fixed coupon class
created backbone modal dialog
added new add products order items action
added order items add shipping cost button
moved refunds to order items
hide the order totals when active the refunds panel
fixed refund qty in order fee item
fixed erros while add a new shipping order item
created new methods to save and load the order items in shop_order screen
improved the order totals display
added action to calculte the order total and edit discount and total
added tiptip for order totals
fixed "Invalid argument supplied for foreach()" warning in line 127
initial implementation of order items taxes
allow multiple taxes columns in order items
save and display shipping taxes in order items meta box