[NTG-context] fixing mpiv on installation path with spaces

[Hans Hagen]

On 16-5-2012 01:45, Mojca Miklavec wrote:

> Maybe it would be helpful to pass
>      file.addsuffix(name,"mp")
> through additional filter (instead of simply adding quotation marks)
> that would also check if any other character needs escaping and add
> quotation marks if needed.

let's for the moment just add the quotes .. using " in a tex tds path is 
not that clever anyway and this piece of mp code only deals with loading 
the format which always is located in a sane path

Hans

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