[pstricks] spurious space from \pstVerb{}

[Herbert Voss]

Am 23.08.2018 um 17:21 schrieb Alexander Grahn:

> If used in a `pspicture' environment, \pstVerb{...} alters the
> width of the resulting box.
> 
> A recent PSTricks update must have introduced this, as it does not happen
> with frozen TeXLive-2017.

I fixed it. It is on the way to CTAN.
It was a problem with showgrid, not \pstVerb. This also
helped:

> \sbox\myBox{%
>    \begin{pspicture}[showgrid=b](0,0)(10,10)

Herbert