ZF/ex/ROOT: added .ML to use command use "ex/twos_compl"
Should be able to delete this after fixing the treatment of orphans.
#! /bin/sh
#rm-logfiles: remove useless files from subdirectories
rm log */make*.log */make*.log.gz
rm */test
rm */.*.thy.ML
rm */ex/.*.thy.ML
rm HOL/Subst/.*.thy.ML