Tested changes from johnfmorton:patch-1 pull request on d26f72b under kramdown and maruku.
Tested changes from johnfmorton:patch-1 pull request on d26f72b under kramdown and maruku.

Faiz7412/jekyll-picture-tag,robwierzbowski/jekyll-picture-tag,Faiz7412/jekyll-picture-tag,kremalicious/jekyll-picture-tag,intrinseca/jekyll-picture-tag,intrinseca/jekyll-picture-tag,kremalicious/jekyll-picture-tag,Faiz7412/jekyll-picture-tag