Fix npm clean install problem

[vnabatov]

node -v v8.10.0

npm -v 3.5.2

npm i
...
ERROR in ./client/views/socket-info.js
Module not found: Error: Can't resolve 'classNames' in '/home/vnbt/mars-rover-dispatcher/client/client/views'
 @ ./client/views/socket-info.js 9:18-39
 @ ./client/views/app.js
 @ ./client/routes.js
 @ ./client/index.js
 @ multi babel-polyfill ./client/index.js
Child html-webpack-plugin for "index.html":
     1 asset
       [0] ./node_modules/html-webpack-plugin/lib/loader.js!./client/index.html 776 bytes {0} [built]
       [2] (webpack)/buildin/global.js 509 bytes {0} [built]
       [3] (webpack)/buildin/module.js 517 bytes {0} [built]
        + 1 hidden module
Child extract-text-webpack-plugin node_modules/extract-text-webpack-plugin/dist node_modules/css-loader/index.js!client/style/main.css:
       [0] ./node_modules/css-loader!./client/style/main.css 91.2 kB {0} [built]
        + 1 hidden module

[vnabatov]

fixed