chore(pkg): superagent 3.3.2 - close #374, webpack-bundle-size-analyzer 2.4.1 - close #375, eslint 3.13.1
chore(pkg): superagent 3.3.2 - close #374, webpack-bundle-size-analyzer 2.4.1 - close #375, eslint 3.13.1

localnerve/react-pwa-boilerplate,localnerve/react-pwa-boilerplate,localnerve/react-pwa-reference,localnerve/react-pwa-reference