[Paraview] git update instructions

[David Doria]

On Mon, Aug 15, 2011 at 6:48 PM, Tim Gallagher <tim.gallagher at gatech.edu> wrote:
> Or, you can do it in one step (and alias it back to git submodule update, if you would really like to):
>
> git submodule update --init
>
> This will update all modules and init any that are new.
>
> Tim

Ok, I just added --init to the command that was already there:
http://www.vtk.org/Wiki/ParaView/Git/Download#Update

Everyone agree?

David