Adding in a clear mthod for the cookie data class
Replacing calls to document.cookie? with document.cookie is not "". This is mainly because document.cookie returns "" and so Chrome will pass this check, even if there are no cookies set
Fixing issues with CoffeeScript
	* "is not" is not the same as "isnt" - this fixes some issues with returning the correct value
	* Adding in some try/catch statements to catch issues where different browsers throw errors if trying to JSON.parse() and empty string

Adding in some clear methods for the cookie classes

Hardcoding settings.expiration to be 0 in SessionCookieData