Upgrade kernel to 4.4.9 and include wifi
Upgrade kernel to 4.4.9 and include wifi

The kernel update has been imminent for a while, but the desire to
support a variety of wifi adapters necessitated the update. The 4.4.x
series is the latest long term support kernel for the BBB. This change
also enables the real-time scheduler.

dhanson358/nerves_system_nanopi_neo,troygnichols/nerves_system_nanopi_neo