font-face doesn't support text-rendering

[scottdavis]

http://compass-style.org/reference/compass/css3/font_face/#mixin-font-face

[mirisuzanne]

text-rendering is a standard css property, and is not a part to @font-face (though they are often used together). It's not supported everywhere, but it's also never been prefixed. I don't see anything for us to do here.

[scottdavis]

@chriseppstein