Re: [a11yapi] Patterns (#28)

> @@ -687,10 +686,10 @@
>                <code>zoom</code>
>              </dt>
>              <dd>
> -              Zooms the content corresponding the accessible the action
> -              is invoked on. Extra parameters: ratio of double. Values great than
> -              1 zooms in the area, values lesser than zooms out it. 1 brings the area
> -              to its normal size.
> +              Zooms the content corresponding the accessible the action is
> +              invoked on. Extra parameters: ratio of double. Values great than
> +              1 zooms in the area, values lesser than zooms out it. 1 brings

Maybe be a bit more explicity. 
values lesser than 1 than zooms out it. 

What happens when the number is less than 0? or greater than 1? 

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