Matches change, click, contextmenu, dblclick, keydown, keyup, keypress, mousedown, mousemove, mouseout, mouseover, mouseup, reset, resize, scroll, select, submit, dblclick, focus, blur, load, unload @param {Object} action_name
matches(action_name) -> Boolean
{} -
{Boolean} - true if a prototype function name matches an action.
css_and_event() -> undefined
main_controller() -> undefined
plural_selector() -> String
{String} - the css with the controller name included
selector() -> String/null
{String/null} - returns a string css if Delegator should be used, null if otherwise.
singular_selector() -> String
{String} - the css with the controller name included