Moved nodejs tests into nodejs folder

nodejs-tests/compareImages.js

@@ -1,4 +1,4 @@
-const resemble = require('./resemble');
+const resemble = require('../resemble');
 
 module.exports = async function(image1, image2) {
   return new Promise(function(resolve, reject) {

nodejs-tests/compareImages.test.js

@@ -17,7 +17,7 @@ describe('compareImages', () => {
     expect(buffer.length).toBe(91876);
 
     const comparison = fs.readFileSync(
-      './demoassets/PeopleComparedToPeople2.png'
+      './nodejs-tests/PeopleComparedToPeople2.png'
     );
 
     expect(buffer.equals(comparison)).toBe(true);

nodejs-tests/resemble.test.js

@@ -1,4 +1,4 @@
-const resemble = require('./resemble');
+const resemble = require('../resemble');
 const fs = require('fs');
 
 describe('resemble', () => {

package.json

@@ -22,8 +22,8 @@
   },
   "homepage": "https://github.com/Huddle/Resemble.js",
   "scripts": {
-    "test": "jest .",
-    "test-watch": "jest --watch ."
+    "test": "jest ./nodejs-tests",
+    "test-watch": "jest --watch ./nodejs-tests"
   },
   "devDependencies": {
     "chai": "^3.4.1",