Added: RTOS awareness for embKernel

Change-Id: I98b60f50a5fc486bda83b83ad7ec73826ee11607
Signed-off-by: Ravaz <embkernel@gmail.com>
Reviewed-on: http://openocd.zylin.com/1334
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>