WP-3993: add resource sheets.
WP-3993: callout resource styling.
WP-3993: align twitter resources.
WP-3993: pullquote float styling.
WP-3993: add new template for image resource.
WP-3993: add figure wrapper.
WP-3993: image resource responsive.
WP-3993: twitter resource styling.
WP-3993: image infographic pop up.