[m-rev.] for review: update NEWS for 13.05.1

[Julien Fischer]

On Wed, 29 May 2013, Peter Wang wrote:

>> +* `--warn-dead-procs' no longer emits warnings for procedures if they are
>> +  foreign exported to any language.  Previously, warnings were incorrectly
>> +  emitted if there were only foreign_export pragmas that were not for foreign
>> +  languages supported by the current backend.  (Bug #183)
>
> ... if there were only foreign_export pragmas for foreign
>     languages unsupported by the current backend.

Ok.

Cheers,
Julien.