Added NightAlert project for travel kit

ThirdParty/EngineIoClientDotNet/grunt/tasks/install-npm.js

@@ -0,0 +1,32 @@
+module.exports = function (grunt) {
+
+  grunt.registerTask('installNpm',
+      'install node modules', function () {
+    var
+      string = require('string-formatter'),
+      server_path2 = grunt.config('server_path'),
+      os = grunt.config('os'),
+      config = grunt.config('config'),
+      win_pwd_command = string.format('{0} pwd', config.win.powershell);
+
+    grunt.log.writeln('server_path = "%s"', server_path2);
+    grunt.log.writeln('win_pwd_command = "%s"', win_pwd_command);
+
+    if (os === 'win') {
+      grunt.config('shell.exec.options.execOptions.cwd', '<%= server_path %>');
+
+      grunt.config('shell.exec.command', [win_pwd_command,
+        'npm install'].join('&&'));
+      grunt.task.run('shell');
+
+    } else {
+
+      grunt.config('shell.exec.options.execOptions.cwd', '<%= server_path %>');
+      grunt.config('shell.exec.command', ['pwd', 'npm install'].join('&&'));
+      grunt.task.run('shell');
+    }
+
+  });
+};
+
+