[R] aligning axis labels in a colorkey from levelplot

[Stephen Eglen]

>
> Justification is hard-coded, and that's not easy to change. This is
> not only for the colorkey; e.g.,
>
>   xyplot(y~1, scales = list(alternating = 3))
>
> will also give you left-aligned axes on the right.
>
> My only suggestion (other than custom labels as suggested by ilai) is
>
>  levelplot(matrix(4:12,3,3), colorkey = list(space = "left"))

Thanks Deepayan; I tried the custom labels approach, but unfortunately I
don't think that works as-is; the labels are of different widths as the
font is not fixed-width.

Stephen