kernel.mk: dynamically copy root modules

Signed-off-by: KhasMek <Boushh@gmail.com>

Conflicts:

	core/tasks/kernel.mk
kernel: Search subdirectories of $KERNEL_MODULES_OUT for the modules

* For modules not compiled from within kernel, they are located in subdirectories of $KERNEL_MODULES_OUT (hardware/blah/blah)
* Search these as well for the modules desired

Signed-off-by: Brandon McAnsh <brandonm@matricom.net>