[PUSHED][REVIEW 3-5] rhbz#809019 presentation does not run with monitors in clone mode

[Caolán McNamara]

On Fri, 2012-05-11 at 13:08 +0200, David Tardon wrote:
> Hi all,
> 
> the new gtk VCL plugin does not recognize that a multi-monitor machine
> has the monitors configured in clone mode. The consequence of that is
> that impress shows presenter console and not the presentation itself
> (see https://bugzilla.redhat.com/show_bug.cgi?id=809019 ).
> 
> Commit b1c3f00d9b0ef6c91b0209c13531bd1f9d63c1e0 should fix that.

cherry-picked.

C.