removed unused lines regarding help in cdo.cc

src/cdo.cc

@@ -1463,12 +1463,6 @@ main(int argc, char *argv[])
 
       if (cdo::dbg()) cdo_print_debug_info();
 
-      if (Help)
-        {
-          CLIOptions::usage();
-          return status;
-        }
-
       std::vector<std::string> new_argv(&argv[CDO_optind], argv + argc);
 
       new_argv = expand_wild_cards(new_argv);