power_state --> level as per OLPC #11485
power_state --> level as per OLPC #11485

walterbender/turtleart,walterbender/turtleartmini,walterbender/turtleconfusion,AlanJAS/turtleart,walterbender/AmazonasTortuga,walterbender/turtle3D,walterbender/turtleflags