Setup placeholder for node tests

package.json

@@ -7,7 +7,9 @@
     "build": "npm run browserify && npm run uglify && npm run compressed-size",
     "develop": "npm run watch & npm run examples-server",
     "lint": "eslint src",
-    "test": "mocha-phantomjs /test/browser/index.html",
+    "test": "npm run browser-tests && npm run node-tests",
+    "browser-tests": "mocha-phantomjs /test/browser/index.html",
+    "node-tests": "mocha  'test/node/*.js'",
     "watch": "npm run clean && watchify src/dropbox-api.js -d -v -s DropboxApi -o dist/dropbox-sdk.js",
     "browserify": "npm run clean && browserify src/dropbox-api.js --standalone DropboxApi -o dist/dropbox-sdk.js",
     "uglify": "uglifyjs dist/dropbox-sdk.js -mc 'warnings=false' -o dist/dropbox-sdk.min.js",

test/browser/tests.js

@@ -17,7 +17,7 @@ after(function () {
   dbx = null;
 });
 
-describe('DropboxApi', function () {
+describe('DropboxApi [Browser]', function () {
   it('makes a POST request for folder items', function () {
     var request;
     dbx.listFolder('/Screenshots');

test/node/tests.js

@@ -0,0 +1,13 @@
+var DropboxApi = require('../../index');
+var chai = require('chai');
+var mocha = require('mocha');
+var sinon = require('sinon');
+
+var assert = chai.assert;
+
+// Placeholder test
+describe('DropboxApi [Node]', function () {
+  it('makes a POST request for folder items', function () {
+    assert.equal(true, true);
+  });
+});