Merge pull request learncodeacademy#18 from saaqibz/saz_babel-core-dep

got rid of babel core error when running npm run dev

Author: willrstern

1-basic-react/package.json

@@ -4,6 +4,7 @@
   "description": "",
   "main": "webpack.config.js",
   "dependencies": {
+    "babel-core": "^6.17.0",
     "babel-loader": "^6.2.0",
     "babel-plugin-add-module-exports": "^0.1.2",
     "babel-plugin-react-html-attrs": "^2.0.0",