[Beignet] [PATCH] Add the pci id support for gbe_generate

[Song, Ruiling]

It does not work on my laptop. The lspci -nn will display GPU as:

00:02.0 VGA compatible controller [0300]: Intel Corporation Ivy Bridge Graphics Controller [8086:0166] (rev 09)

> > --- /dev/null
> > +++ b/src/GetGenID.sh
> > @@ -0,0 +1,2 @@
> > +#!/bin/bash
> > +lspci -nn | grep "Gen .* Graphics" -i  | grep "\[8086:.*\]" -o | awk -F : '{print $2}' | awk -F ] '{print $1}'
> > diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt index