Revert "inline kernel dtb build"

This reverts commit 8609a0fb59fa3d943cd33137b0910ced41013102.

Conflicts:
	core/tasks/kernel.mk
Fix vendor selinux policy stuff
build: edify: fix multiple device assert

Only generate one error message since multiple error message
will trigger a fail if the device does not match the first
assert

Change-Id: I1dc47cce10032eb28bbb808482b5ee9efc3b87bc

Conflicts:
	tools/releasetools/edify_generator.py
Revert "Add f2fs to list of partition types in common.py"

This reverts commit 4a81e602bfddf52aa32ee17af123af5b0586a583.