Don't mark cols(1) as NUL-compliant as of yet

Thing is, we don't yet have an updated utflen() ready for use. Although
prints the lines completely, it does not add a proper spacing between
each entry. This will be fixed later.
diff --git a/README b/README
index 261c118..979e80e 100644
--- a/README
+++ b/README
@@ -21,7 +21,7 @@
 0=*|x chroot          .
 0=*|o cksum           .
 0=*|o cmp             .
-0#*|x cols            .
+ #*|x cols            .
  =*|o comm            .
 0=*|o cp              (-i)
 0=*|x cron            .