{
  "name": "cards",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "start": "webpack-dev-server",
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "react": "^0.14.7",
    "react-dom": "^0.14.7"
  },
  "devDependencies": {
    "babel-core": "^6.7.2",
    "babel-eslint": "^6.0.0-beta.6",
    "babel-loader": "^6.2.4",
    "babel-preset-es2015": "^6.6.0",
    "babel-preset-react": "^6.5.0",
    "babel-preset-stage-0": "^6.5.0",
    "css-loader": "^0.23.1",
    "eslint": "^2.4.0",
    "eslint-config-airbnb": "^6.1.0",
    "eslint-plugin-react": "^4.2.3",
    "html-webpack-plugin": "^2.10.0",
    "node-sass": "^3.4.2",
    "postcss-loader": "^0.8.2",
    "sass-loader": "^3.2.0",
    "style-loader": "^0.13.0",
    "webpack": "^1.12.14"
  }
}

{
  "name": "cards",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "start": "webpack-dev-server",
    "test": "echo \"Error: no test specified\" && exit 1",
    "lint": "eslint src"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "react": "^0.14.7",
    "react-dom": "^0.14.7"
  },
  "devDependencies": {
    "babel-core": "^6.7.2",
    "babel-eslint": "^6.0.0-beta.6",
    "babel-loader": "^6.2.4",
    "babel-preset-es2015": "^6.6.0",
    "babel-preset-react": "^6.5.0",
    "babel-preset-stage-0": "^6.5.0",
    "css-loader": "^0.23.1",
    "eslint": "^2.4.0",
    "eslint-config-airbnb": "^6.1.0",
    "eslint-plugin-react": "^4.2.3",
    "html-webpack-plugin": "^2.10.0",
    "node-sass": "^3.4.2",
    "postcss-loader": "^0.8.2",
    "sass-loader": "^3.2.0",
    "style-loader": "^0.13.0",
    "webpack": "^1.12.14"
  }
}

Add npm run lint command
Add npm run lint command
