To include image captions and bylines in your article, use the following tags:
<article-caption src-index="[arrayIndex]" align="left | right | center" display="display mode"></article-caption>
<article-caption>
return the first image caption in the article images array
<article-caption src-index="n">
return the nth image caption in the article images array.
<article-caption align="left|right|center">
horizontally aligns the image (defaults to left if not specified)
<article-image-byline src-index="[arrayIndex]" align="left | right | center" display="display mode"></article-caption>
<article-image-byline>
return the first image caption in the article images array
<article-image-byline src-index="n">
return the nth image caption in the article images array.
<article-image-byline align="left|right|center">
horizontally aligns the image (defaults to left if not specified)