fixed js test cmd

Author: loiane

package.json

@@ -14,12 +14,12 @@
   },
   "homepage": "https://github.com/loiane/javascript-datastructures-algorithms",
   "scripts": {
-    "start": "gulp",
+    "gulp": "gulp",
     "clean": "rm -rf ./dist; mkdir ./dist",
     "build:js": "babel lib/js --presets babel-preset-es2015 --out-dir dist/js",
     "build:ts": "tsc",
     "build": "npm run build:js && npm run build:ts",
-    "test:js": "mocha --compilers js:babel-core/register --colors--recursive ./test/js/**/*.spec.js",
+    "test:js": "mocha --compilers js:babel-core/register --colors --recursive ./test/js/**/*.spec.js",
     "test:ts": "mocha -r ts-node/register --colors --recursive ./test/ts/**/*.spec.ts",
     "test": "npm run test:js && npm run test:ts",
     "coverage": "./node_modules/.bin/istanbul cover --include-all-sources --root ./lib/js ./node_modules/.bin/_mocha --recursive ./test/js/**/*.spec.js -- --compilers js:babel-core/register && codecov",