patch: windres allows string concat

[Nick Clifton]

Hi Kai,

 > 2007-05-23  Kai Tietz  <Kai.Tietz@onevision.com>
 >
 >        * binutils/rcparse.y: Join strings for elements having no
side-effects
 >        in "rc"-grammar.

> ChangeLog for binutils/testsuite/
> 2007-05-24  Kai Tietz  <Kai.Tietz@onevision.com>
> 
>         * binutils-all/windres/version_cat.rc: New.
>         * binutils-all/windres/version_cat.rsd: New.

Approved - please apply.

Cheers
   Nick