Added the option for getStickyWidth to be a number as well as a jQuery s...

Where before you could only do this:

$(".stickyelement").sticky({
	topSpacing:0,
	getWidthFrom:$('.someclass')
});

You can now do this:

$(".stickyelement").sticky({
	topSpacing:0,
	getWidthFrom:$('.someclass').outerWidth()
});

Or this too:

$(".stickyelement").sticky({
	topSpacing:0,
	getWidthFrom:300
});