maint: Use Octave coding conventions for cuddling parentheses in doc directory * OctaveFAQ.texi, basics.txi, container.txi, contrib.txi, diagperm.txi, diffeq.txi, dynamic.txi, errors.txi, eval.txi, expr.txi, func.txi, geometry.txi, interp.txi, intro.txi, numbers.txi, oop.txi, plot.txi, poly.txi, quad.txi, set.txi, sparse.txi, stmt.txi, testfun.txi, vectorize.txi, refcard.tex: Use Octave coding conventions for cuddling parentheses.

{ x[NR] = $0; } END {
  print "@multitable @columnfractions .33 .33 .33";
  rem = NR % 3;
  n = NR - rem;
  for (i = 1; i <= n; i += 3)
    printf ("@item %s @tab %s @tab %s\n", x[i], x[i+1], x[i+2]);
  if (rem == 1)
    printf ("@item %s\n", x[NR]);
  else if (rem == 2)
    printf ("@item %s @tab %s\n", x[NR-1], x[NR]);
  print "@end multitable";
}