changes undefined process.exit(code) to process.exit(9)

lib/cmd.js

@@ -33,10 +33,11 @@ Cmd.prototype.newApp = function() {
   .description('new application')
   .action(function(name, options) {
     if (name === undefined) {
+
       console.log("please specify your app Name".red);
       console.log("e.g embark new MyApp".green);
       console.log("e.g embark new --help for more information".green);
-      process.exit(code);
+      process.exit(9);
     }
     self.Embark.generateTemplate('boilerplate', './', name);
   });