2020-12-18-replace-text-placeholder-by-skeleton-on-product-box-element.md

title	issue
Replace text placeholder by skeleton on Product box element	NEXT-12240

Administration

• Added computed property displaySkeleton in module/sw-cms/elements/product-box/component/index.js to handle display skeleton when product has no data
• Changed computed property demoProductElement in module/sw-cms/elements/cross-selling/component/index.js to remove default data for demo product for cross-selling element
• Changed defaultData in module/sw-cms/elements/product-box/index.js to remove default product data of product-box element
• Changed computed property demoProductElement in module/sw-cms/elements/product-listing/component/index.js to remove default data for demo product for product-listing element
• Changed computed property demoProductElement in module/sw-cms/elements/product-slider/component/index.js to remove default data for demo product for product-slider element