kernel: stable updates

 - 3.13 stable:   3.13.3  -> 3.13.4
 - 3.12 stable:   3.12.11 -> 3.12.12
 - 3.10 longterm: 3.10.30 -> 3.10.31
 - 3.4  longterm: 3.4.80  -> 3.4.81

Signed-off-by: Austin Seipp <aseipp@pobox.com>
grsecurity: stable/testing updates

  - stable:  3.0-3.2.55-201402192249 -> 3.0-3.2.55-201402201903
  - testing: 3.0-3.13.3-201402192252 -> 3.0-3.13.4-201402201908

Signed-off-by: Austin Seipp <aseipp@pobox.com>
Merge pull request #1801 from thoughtpolice/kernel-grsec

kernel: stable updates, grsecurity patch updates