Set the default og:type to 'website' (#391)
Set the default og:type to 'website' (#391)

Merge pull request 391
jekyll/jekyll-seo-tag,jekyll/jekyll-seo-tag,jekyll/jekyll-seo-tag,benbalter/jekyll-seo-tag,benbalter/jekyll-seo-tag,benbalter/jekyll-seo-tag