Implement NYX_OS_INFO_CORE_OS_KERNEL_* queries

[GF-3209] Implement NYX_OS_INFO_CORE_OS_KERNEL_*

Open-webOS-DCO-1.0-Signed-off-by: Pekka Ropo <pekka.ropo@palm.com>

Change-Id: I8130636cb13a8645b38273833a0ab1c0f80cd187
Reviewed-on: https://g2g.palm.com/1913
Reviewed-by: Build Verification
Reviewed-by: Pekka Ropo <pekka.ropo@palm.com>
Tested-by: Pekka Ropo <pekka.ropo@palm.com>
Reviewed-by: Keith Derrick <keith.derrick@lge.com>