Added the -m, --max op for setting max concurrent requests at the com…

…mand line

lib/node.io/interfaces/cli.js

@@ -25,6 +25,7 @@ var usage = ''
   + '  -u, --unpack <PASS>    Unpack a job using the specified password\n'
   + '  -d, --daemon           Daemonize the process (requires daemon.node)\n'
   + '      --spoof            Spoof request headers\n'
+  + '  -m, --max              Set the maximum concurrent requests\n'
   + '  -b, --benchmark        Benchmark the operation\n'
   + '  -g, --debug            Debug the operation\n'
   + '  -v, --version          Display the current version\n'
@@ -40,7 +41,6 @@ var usage = ''
  * @api public
  */
 exports.cli = function (args, exit) {
-
     exit = exit || function (msg, is_error) {
         utils.status[is_error ? 'error' : 'info'](msg);
         process.exit(1);
@@ -83,6 +83,9 @@ exports.cli = function (args, exit) {
         case '--spoof':
             options.spoof = true;
             break;
+        case '-m':
+        case '--max':
+            options.max = args.shift();
         case '-t':
         case '--timeout':
             options.global_timeout = args.shift();