title: package.json start script, babel-node: not found on heroku deploy
body: <p>When I run <code>heroku local</code> or when I just do <code>npm start</code> locally, my app builds and runs fine. However when I deploy to heroku, the app crashes saying it cannot find babel-node.</p>
  
  <p>Here is the log output:</p>
  
  <pre><code>2016-04-21T22:20:44.320025+00:00 heroku[api]: Deploy 5d9a9da by eagsalazar@gmail.com
  2016-04-21T22:20:44.320084+00:00 heroku[api]: Release v9 created by eagsalazar@gmail.com
  2016-04-21T22:20:44.542062+00:00 heroku[slug-compiler]: Slug compilation started
  2016-04-21T22:20:44.542069+00:00 heroku[slug-compiler]: Slug compilation finished
  2016-04-21T22:20:44.501025+00:00 heroku[web.1]: State changed from crashed to starting
  2016-04-21T22:20:46.278065+00:00 heroku[web.1]: Starting process with command `npm start`
  2016-04-21T22:20:50.467407+00:00 app[web.1]:
  2016-04-21T22:20:50.467434+00:00 app[web.1]: &gt; qc-server@1.0.0 start /app
  2016-04-21T22:20:50.467435+00:00 app[web.1]: &gt; babel-node index.js
  2016-04-21T22:20:50.467436+00:00 app[web.1]:
  2016-04-21T22:20:50.479490+00:00 app[web.1]: sh: 1: babel-node: not found
  2016-04-21T22:20:50.521936+00:00 app[web.1]:
  2016-04-21T22:20:50.538822+00:00 app[web.1]: npm ERR! Linux 3.13.0-79-generic
  2016-04-21T22:20:50.539334+00:00 app[web.1]: npm ERR! argv "/app/.heroku/node/bin/node" "/app/.heroku/node/bin/npm" "start"
  2016-04-21T22:20:50.539595+00:00 app[web.1]: npm ERR! node v5.10.1
  2016-04-21T22:20:50.555119+00:00 app[web.1]: npm ERR! npm  v3.8.3
  2016-04-21T22:20:50.555339+00:00 app[web.1]: npm ERR! file sh
  2016-04-21T22:20:50.555549+00:00 app[web.1]: npm ERR! code ELIFECYCLE
  2016-04-21T22:20:50.555769+00:00 app[web.1]: npm ERR! errno ENOENT
  2016-04-21T22:20:50.555965+00:00 app[web.1]: npm ERR! syscall spawn
  2016-04-21T22:20:50.556142+00:00 app[web.1]: npm ERR! qc-server@1.0.0 start: `babel-node index.js`
  2016-04-21T22:20:50.556305+00:00 app[web.1]: npm ERR! spawn ENOENT
  2016-04-21T22:20:50.556488+00:00 app[web.1]: npm ERR!
  2016-04-21T22:20:50.556666+00:00 app[web.1]: npm ERR! Failed at the qc-server@1.0.0 start script 'babel-node index.js'.
  2016-04-21T22:20:50.556854+00:00 app[web.1]: npm ERR! Make sure you have the latest version of node.js and npm installed.
  2016-04-21T22:20:50.557017+00:00 app[web.1]: npm ERR! If you do, this is most likely a problem with the qc-server package,
  2016-04-21T22:20:50.557175+00:00 app[web.1]: npm ERR! not with npm itself.
  2016-04-21T22:20:50.557343+00:00 app[web.1]: npm ERR! Tell the author that this fails on your system:
  2016-04-21T22:20:50.557564+00:00 app[web.1]: npm ERR!     babel-node index.js
  2016-04-21T22:20:50.557741+00:00 app[web.1]: npm ERR! You can get information on how to open an issue for this project with:
  2016-04-21T22:20:50.557916+00:00 app[web.1]: npm ERR!     npm bugs qc-server
  2016-04-21T22:20:50.558110+00:00 app[web.1]: npm ERR! Or if that isn't available, you can get their info via:
  2016-04-21T22:20:50.558306+00:00 app[web.1]: npm ERR!     npm owner ls qc-server
  2016-04-21T22:20:50.558492+00:00 app[web.1]: npm ERR! There is likely additional logging output above.
  2016-04-21T22:20:50.563859+00:00 app[web.1]:
  2016-04-21T22:20:50.567790+00:00 app[web.1]: npm ERR! Please include the following file with any support request:
  2016-04-21T22:20:50.568004+00:00 app[web.1]: npm ERR!     /app/npm-debug.log
  2016-04-21T22:20:51.824822+00:00 heroku[web.1]: State changed from starting to crashed
  2016-04-21T22:20:51.808246+00:00 heroku[web.1]: Process exited with status 1
  </code></pre>
  
  <p>My package.json:</p>
  
  <pre><code>{
    "name": "qc-server",
    "version": "1.0.0",
    "description": "xxxx",
    "main": "index.js",
    "scripts": {
      "test": "mocha --compilers js:babel-core/register --require ./test/test_helper.js 'test/**/*.js'",
      "test:watch": "npm run test -- --watch -G",
      "start": "babel-node index.js"
    },
    "babel": {
      "presets": [
        "es2015"
      ]
    },
    "keywords": [],
    "author": "",
    "license": "ISC",
    "devDependencies": {
      "babel-cli": "^6.6.0",
      "babel-core": "^6.6.0",
      "babel-eslint": "^5.0.0",
      "babel-preset-es2015": "^6.6.0",
      "chai": "^3.5.0",
      "chai-immutable": "^1.5.3",
      "eslint": "^2.2.0",
      "eslint-config-airbnb": "^6.0.2",
      "eslint-plugin-react": "^4.1.0",
      "mocha": "^2.4.5"
    },
    "dependencies": {
      "express": "^4.13.4",
      "immutable": "^3.7.6",
      "node-uuid": "^1.4.7",
      "redux": "^3.3.1",
      "socket.io": "^1.4.5"
    }
  }
  </code></pre>
  
  <p>Anyone have suggestions?</p>