Quoting Mark H Weaver (2014-10-18 12:24:56)
>   (string-join (take (string-split version #\.) 2)
>                ".")

<snip>

> I suppose we should add a procedure specifically for this, but
> it can wait, and it should be in a separate commit anyway.

I'm going to grab this and try to have a patch submitted today or
tomorrow. Does guix/utils.scm seem like a sensible place to put this?

-Ian