* scribo/core/component_info.hh,
	* scribo/core/component_set.hh,
	* scribo/core/internal/doc_serializer.hh,
	* scribo/io/img/internal/debug_img_visitor.hh,
	* scribo/io/img/internal/draw_edges.hh,
	* scribo/io/img/internal/full_img_visitor.hh,
	* scribo/io/img/internal/non_text_img_visitor.hh,
	* scribo/io/xml/internal/extended_page_xml_visitor.hh,
	* scribo/io/xml/internal/full_xml_visitor.hh,
	* scribo/io/xml/internal/page_xml_visitor.hh,
	* scribo/util/component_outline.hh: Add a template parameter to
	component_info structure and update its use.