Changes in version 0.6-0                        

    o   Enabled recycling of `x` and `y` to conform with `rho` (previously, only
	`rho` could be recycled)

    o   Added an argument to disallow recycling

                 Changes in version 0.5-1 (2012-10-31)                  

    o   Added NAMESPACE file

                 Changes in version 0.5-0 (2012-10-29)                  

    o   Initial release of package