Balazs Varga license statement

[Stephan Bergmann]

On 06/07/2018 14:53, Balázs Varga wrote:
> All of my past & future contributions to LibreOffice may be
> licensed under the MPLv2/LGPLv3+ dual license.
> 
> Yours Sincerely,
> Balazs Varga

Put on file at 
<https://wiki.documentfoundation.org/index.php?title=Development/Developers&oldid=255239> 
"added Balázs Varga".  (I hope the name is sorted reasonably.  If not, 
please edit.)