Link problem in v2.1.1

[Alan DeKok]

John Center wrote:
> I think it should be:
> 
> radmin: radmin.lo $(LIBRADIUS) util.lo log.lo conffile.lo
>         $(LIBTOOL) --mode=link $(CC) $(LDFLAGS) $(LINK_MODE) -o $@ $^
> $(LIBS)
> 
> "-lreadline -ltermcap" are already in LIBS in Make.inc, so I don't think
> LIBREADLINE is needed here.

  OK.  I've put a slightly different fix in... otherwise every library
is marked as needing -lreadline.

  Alan DeKok.