[sugar] RFC: activity bundles

[Marco Pesenti Gritti]

>
> >show_launcher = yes
> >This key is optional. If specified, it indicates that the activity 
> should show in the Sugar <http://wiki.laptop.org/go/Sugar> panel 
> >launcher, represented by the activity's icon. If specified, the 
> 'icon' key must also be specified.
>

On a second thought... Since no is a special case we should probably 
make yes the default and document it that way.

Marco