well, that plugin still gives these 3 errors :s

Inferred Property:
“The provided ‘og:image’ properties are not yet available because new images are processed asynchronously. To ensure shares of new URLs include an image, specify the dimensions using ‘og:image:width’ and ‘og:image:height’ tags. Learn More”

Extraneous properties specified:
“The following properties are specified on the webpage but NOT supported for the specified ‘og:type’: article:published_time, article:modified_time, article:section”

Missing Properties:
“The following required properties are missing: fb:app_id”