lib/fonts/fonts.dir

* Isar profiling: new reference Toplevel.profiling (default 0);

2
isabelle14.bdf -isabelle-fixed-medium-r-normal--14-140-75-75-m-90-isabelle-0
isabelle24.bdf -isabelle-fixed-bold-r-normal--24-240-75-75-m-150-isabelle-0