RFC: add Pictures to to wallpaper list

[Marco Martin]

On Wednesday 26 October 2011, Aaron J. Seigo wrote:
> ** Proposed Change **
> Include images in the user's Pictures folder to the list of available
> wallpapers in the Activity configuration.
> 
> ** Reason For Change **
> Makes it easy to set a wallpaper based on something the user has downloaded
> or otherwise put on the tablet.
> 
> ** Implementation Details **
> - user's Picture entries should appear after ones in the standard Wallpaper
> directory

+100, was on my todo list even if not exactly with an high priority :p

implementation wise
not sure how to do it, means combining two models in one, the Package based 
for system ones and the nepomuk one for the user pictures.
maybe a proxymodel that concatenates the two would be quite simple

Cheers,
Marco Martin