added goal.ML;
moved use of goals.ML;

--- a/src/Pure/ROOT.ML	Fri Oct 21 18:14:42 2005 +0200
+++ b/src/Pure/ROOT.ML	Fri Oct 21 18:14:43 2005 +0200
@@ -49,6 +49,7 @@
 use "tctical.ML";
 use "search.ML";
 use "meta_simplifier.ML";
+use "goal.ML";
 use "tactic.ML";
 
 (*proof term operations*)
@@ -80,9 +81,6 @@
 use "codegen.ML";
 use "Proof/extraction.ML";
 
-(*old goal package -- obsolete*)
-use "goals.ML";
-
 (*the IsaPlanner subsystem*)
 cd "IsaPlanner"; use "ROOT.ML"; cd "..";