Current issues

Future issues:
 terminology: Order??
 introduce a datatype for comparisons (EQUAL, LESS, NOTLE)?
 more complex termination orders -fp
 "complete" induction -fp

CM/
README
WALK
sources.cm Q: move order into terminate? -fp
terminate.fun OK -fp
terminate.sig Q: check used? removed -fp
	      OK -fp
terminate.sml OK -fp