Added an extra check in prefilter.CLASS to speed up IE
Added an extra check in prefilter.CLASS to speed up IE

Signed-off-by: John Resig <4fe5c7155cbd2f81ef2590764d1a32bc72844862@gmail.com>
digitarald/sly,npmcomponent/cristiandouce-sizzle,mzgol/sizzle,digitarald/sly