hamachi/yellowfin: Move the packet engine drivers

Move the packet engine drivers to drivers/net/ethernet/packetengines/
and the necessary Kconfig and Makefile changes.

CC: Donald Becker <becker@scyld.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/Kconfig b/drivers/net/ethernet/Kconfig
index 3983e70..140dd73 100644
--- a/drivers/net/ethernet/Kconfig
+++ b/drivers/net/ethernet/Kconfig
@@ -39,6 +39,7 @@
 source "drivers/net/ethernet/8390/Kconfig"
 source "drivers/net/ethernet/nuvoton/Kconfig"
 source "drivers/net/ethernet/oki-semi/Kconfig"
+source "drivers/net/ethernet/packetengines/Kconfig"
 source "drivers/net/ethernet/pasemi/Kconfig"
 source "drivers/net/ethernet/qlogic/Kconfig"
 source "drivers/net/ethernet/racal/Kconfig"