Bug#1060803: gnome-software: Please don't depend on `software-properties-gtk`

[Julian]

> Fair point. We could maybe make it so g-s-p is only a recommended
> dependency

That is what this request is requesting. Just a change from depend to 
recommend

> and modify the code so when g-s-p is not available, it
> falls back to the GS dialog.

I'm not sure what code you're referring to, but when running GNOME 
Software on Debian without s-p-gtk installed, the GS dialog is instead 
used.