maint: Use newlines after "function" and before "endfunction" for clarity. * quad2d.m, rng.m, __ok_cancel_dlg__.m, __unimplemented__.m, get_first_help_sentence.m, imformats.m, vectorize.m, ordeig.m, inputParser.m, tar_is_bsd.m, publish.m, axis.m, legend.m, polar.m, __plt__.m, print.m, __add_default_menu__.m, __gnuplot_draw_axes__.m, struct2hdl.m, movfun.m, gmres.m, pcg.m, __alltohandles__.m, tfqmr.m, betaincinv.m, gammainc.m, gammaincinv.m, mean.m, weboptions.m: Use newlines after "function" and before "endfunction" for clarity.

--- a/scripts/statistics/mean.m	Thu Oct 15 21:24:06 2020 -0700
+++ b/scripts/statistics/mean.m	Fri Oct 16 09:27:56 2020 -0700
@@ -179,6 +179,7 @@
       ## this should have been filtered out during input check, but...
       error ("mean: OUTTYPE '%s' not recognized", out_type);
   endswitch
+
 endfunction