Added cradle sub-assembly; Pointed assembly to correct files
Added cradle sub-assembly; Pointed assembly to correct files

psas/lv3.0-airframe,psas/lv3.0-airframe,psas/sw-cad-airframe-lv3.0,psas/sw-cad-airframe-lv3.0,psas/sw-cad-airframe-lv3.0,psas/lv3.0-airframe,psas/lv3.0-airframe