Add event for june 2012

[Warren Block]

On Thu, 24 May 2012, Rodrigo OSORIO wrote:

> Please notice the linux expo, a french linux/open source expo
> will take place the 19-21 june 2012, in the CNIT, La Defense, Paris.
>
> Name: Solutions Linux 2012
> url: http://www.solutionslinux.fr
> startdate: 19/06/2012
> enddate:   21/06/2012
> location-country: France
> location-city: Paris
> location-site: CNIT
> location-address: La Défense
> description:
> A 3 days event to promote GNU/Linux and Open Source
> Software to companies.  As usual, a French &os; User Group will
> be there to promote &os;.  The access to the event is free of
> charge.
>
>
> For the next time, let me know if there is a way to submit
> events as a patch, or a more convenienet way.

Committed.  A PR with a patch for one of the yearly events*.xml 
files in doc/share/sgml/ would work, also.

Thanks!