[patch] Fix network monitor colors and stacking

[Petri Damstén]

On Mon, May 17, 2010 at 1:52 PM, Sergey <sergemp at mail.ru> wrote:
> Problem:
>  It's very hard to understand on the network monitor plasmoid which
>  line is download and which is upload speed. They also stack and
>  this is not really usual for this kind of graphs.

It was stacked before but there were complains that it's hard to read
what is the value of the top graph, so it was changed to be not
stacked.

Petri