dnyarri, mmrnmhrm: Give RT priority to Synergy.

I can't stand waiting for machine switches just because mmrnmhrm is
currently trying to fart a lot on my nixpart tests.

Signed-off-by: aszlig <aszlig@redmoonstudios.org>
Update kernel source and configs to v3.17-rc1.

Yes, no in-between-merge-window this time, because I don't have a lot of
time right now to handle when things are breaking big times.

Signed-off-by: aszlig <aszlig@redmoonstudios.org>