clientbehavior/base: added lib urlToHostName 	added isArray 	replaced addListener with addListeners, which accepts an array of elements.  will need to updated other scripts.
clientbehavior/base: added lib urlToHostName
	added isArray
	replaced addListener with addListeners, which accepts an array of elements.  will need to updated other scripts.

tobymackenzie/Web-ClientBehavior,tobymackenzie/Web-ClientBehavior