added blockquote and button shortcodes; separated shortcode from component templates "components/"
added a number of shortcodes for common bootstrap markup; tweaked two existing codes
added thumbnail and thumbnails shortcodes; tweaked some existing codes for conssitency
added initial table shortcodes
added table_cell shortcode
added "link" and "pager" shortcodes; changed icon template to render nothing if no icon is specified
added address and paragraph shortcodes
added carousel and carousel_item shortcodes; added basic carousel styles necessary for functionality
carousel_item accepts general content
Merge branch 'feature-shortcodes' into feature-markup