layerman: switch to OE-core proper
layerman: switch to OE-core proper

Signed-off-by: Koen Kooi <42e3d96910f922bdd7dd1805fe3f8aff634f391d@dominion.thruhere.net>

wwright2/angstrom-setup.methode,Angstrom-distribution/setup-scripts,Ambertec/setup-scripts