renamed kill_all to kill, in conformance with atp_kill command;
simplified/unified treatment of preferences;
check_thread_manager: CRITICAL due to global ref;
goal addressing via Thm.cprem_of;
reduced NJ basis library stuff to bare minimum;
(* $Id$ *)
no_document use_thy "Setup";
no_document use_thys ["Efficient_Nat"];
use_thy "Introduction";
use_thy "Program";
use_thy "Adaption";
use_thy "Further";
use_thy "ML";