Import USB host extra notification from 6.2.B.0.200

Let's see if this helps with the OTG issues some users are having

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>
defconfigs: Enable USB host extra notification

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>
Squashed update of kernel from 3.4.63 to 3.4.64
Merge pull request #7 from LegacyXperia/cm-10.1

Latest changes from LX