maint: Style check m-files ahead of 7.1 release. * Map.m, integral3.m, logspace.m, quad2d.m, quadgk.m, quadl.m, tsearchn.m, get_first_help_sentence.m, print_usage.m, getframe.m, imformats.m, javaclasspath.m, condest.m, null.m, ordeig.m, inputParser.m, license.m, memory.m, methods.m, __publish_html_output__.m, __publish_latex_output__.m, publish.m, ode15s.m, fminbnd.m, fzero.m, configure_make.m, get_description.m, get_forge_pkg.m, annotation.m, camlookat.m, legend.m, __gnuplot_legend__.m, bar.m, colorbar.m, fill3.m, isosurface.m, plotyy.m, polar.m, __bar__.m, __ezplot__.m, __patch__.m, __pie__.m, __plt__.m, __scatter__.m, smooth3.m, stemleaf.m, __gnuplot_drawnow__.m, print.m, printd.m, __add_default_menu__.m, __gnuplot_draw_axes__.m, __gnuplot_print__.m, __print_parse_opts__.m, struct2hdl.m, profexport.m, profile.m, movfun.m, sprandsym.m, betaincinv.m, factor.m, nchoosek.m, gallery.m, hadamard.m, iqr.m, ranks.m, __run_test_suite__.m, test.m, datevec.m, weboptions.m: Style check m-files ahead of 7.1 release.

--- a/scripts/statistics/iqr.m	Fri Nov 26 18:13:08 2021 -0800
+++ b/scripts/statistics/iqr.m	Fri Nov 26 20:53:22 2021 -0800
@@ -82,7 +82,7 @@
   nd = ndims (x);
   sz = size (x);
 
-  if isempty (dim)
+  if (isempty (dim))
     ## Find first non-singleton dimension.
     if (max (sz) == 1)
       dim = 2;
@@ -174,6 +174,7 @@
 
 endfunction
 
+
 %!assert (iqr (17), 0)
 %!assert (iqr (17, 1), 0)
 %!assert (iqr (17, 4), 0)