Attach the infobox to the node by using BootStrap popover

Property definitions

nitc :: htmlight $ HTMLTag :: attach_infobox
	# Attach the infobox to the node by using BootStrap popover
	fun attach_infobox(infobox: HInfoBox)
	do
		classes.add("popupable")
		attrs["title"] = infobox.title
		var href = infobox.href
		if href != null then
			attrs["data-title"] = """<a href="{{{href}}}">{{{infobox.title}}}</a>"""
		end
		attrs["data-content"] = infobox.content.write_to_string
		attrs["data-toggle"] = "popover"
	end
src/htmlight.nit:360,2--371,4