Use '##' for comments which stand alone on a line. * libinterp/corefcn/besselj.cc, libinterp/corefcn/conv2.cc, libinterp/corefcn/pinv.cc, libinterp/corefcn/rand.cc, libinterp/corefcn/regexp.cc, libinterp/corefcn/sqrtm.cc, libinterp/dldfcn/qr.cc, libinterp/parse-tree/pt-eval.cc, scripts/general/cplxpair.m, scripts/general/repmat.m, scripts/help/doc.m, scripts/help/doc_cache_create.m, scripts/image/colorcube.m, scripts/image/hsv2rgb.m, scripts/image/image.m, scripts/io/strread.m, scripts/io/textscan.m, scripts/miscellaneous/bzip2.m, scripts/miscellaneous/edit.m, scripts/miscellaneous/gzip.m, scripts/optimization/__all_opts__.m, scripts/optimization/fminbnd.m, scripts/optimization/sqp.m, scripts/pkg/private/get_forge_pkg.m, scripts/plot/area.m, scripts/plot/stemleaf.m, scripts/plot/surfc.m, scripts/plot/uiresume.m, scripts/plot/zlabel.m, scripts/polynomial/mkpp.m, scripts/polynomial/ppval.m, scripts/set/intersect.m, scripts/signal/freqz.m, scripts/sparse/pcg.m, scripts/sparse/pcr.m, scripts/sparse/svds.m, scripts/sparse/treelayout.m, scripts/specfun/ellipke.m, scripts/special-matrix/toeplitz.m, scripts/strings/dec2base.m, scripts/strings/strsplit.m, scripts/testfun/test.m, test/build-sparse-tests.sh, test/index.tst, test/system.tst: Use '##' for comments which stand alone on a line.

--- a/scripts/set/intersect.m
+++ b/scripts/set/intersect.m
@@ -60,7 +60,7 @@
       len_a = rows (a);
     else
       c = [a(:); b(:)];
-      [c, ic] = sort (c);               ## [a(:);b(:)](ic) == c
+      [c, ic] = sort (c);               # [a(:);b(:)](ic) == c
       if (iscellstr (c))
         ii = find (strcmp (c(1:end-1), c(2:end)));
       else
@@ -71,8 +71,8 @@
     endif
 
     if (nargout > 1)
-      ia = ja(ic(ii));                  ## a(ia) == c
-      ib = jb(ic(ii+1) - len_a);        ## b(ib) == c
+      ia = ja(ic(ii));                  # a(ia) == c
+      ib = jb(ic(ii+1) - len_a);        # b(ib) == c
     endif
 
     if (nargin == 2 && (rows (b) == 1 || rows (a) == 1))