Revert "Frameworks: only send volume key events to the session manager if it is not a wake key"

This reverts commit 2120ba3eec5e5330cc0c2b876bcb558953fa09c2.
Revert "Forward Port: Volume button seek on screen off [1/2]"

This reverts commit 47a2933d331537b28589d0c730a3cbf99dcded91.
Settings: Forward Port Volume Long Press Skip Tracks (1/2)

Bring Forward Volume Rocker Track Change

Requires Settings Change
http://review.cyanogenmod.org/#/c/82222/

Change-Id: I70b00e08fe48707110725dd1daa56b1e48d15a03

Conflicts:

	policy/src/com/android/internal/policy/impl/PhoneWindowManager.java