linux-g2c: bump SRCREV to pick up addition of wifi support

This commit also updates the defconfig to enable wifi features and drivers

Signed-off-by: Steve Sakoman <steve@sakoman.com>
netbase: add wireless setup to /etc/network/interfaces

Signed-off-by: Steve Sakoman <steve@sakoman.com>
reach-image-qt4e: add packages required to support common wifi USB dongles

Adds command line tools and firmware packages

Signed-off-by: Steve Sakoman <steve@sakoman.com>