refs #6022 moved some reports and columns to ecommerce plugin

core/Plugin/Report.php

core/Plugin/ViewDataTable.php

plugins/Ecommerce/Columns/BaseConversion.php

plugins/Ecommerce/Columns/ProductCategory.php

plugins/Ecommerce/Columns/ProductName.php

plugins/Ecommerce/Columns/ProductSku.php

plugins/Ecommerce/Columns/Revenue.php

plugins/Ecommerce/Columns/RevenueDiscount.php

plugins/Ecommerce/Columns/RevenueShipping.php

plugins/Ecommerce/Columns/RevenueSubtotal.php

plugins/Ecommerce/Columns/RevenueTax.php

plugins/Ecommerce/Reports/Base.php

plugins/Ecommerce/Reports/BaseItem.php

...ns/Ecommerce/Reports/GetDaysToConversionAbandonedCart.php

...s/Ecommerce/Reports/GetDaysToConversionEcommerceOrder.php

plugins/Ecommerce/Reports/GetEcommerceAbandonedCart.php

plugins/Ecommerce/Reports/GetEcommerceOrder.php

plugins/Ecommerce/Reports/GetItemsCategory.php

plugins/Ecommerce/Reports/GetItemsName.php

plugins/Ecommerce/Reports/GetItemsSku.php