message: docs: update badges on README [skip ci]
diff: </p>
  [![NPM version][npm-image]][npm-url]
  -[![node][node-image]][node-url]
  [![license][license-image]][license-url]
  +[![Dependencies][deps-image]][deps-url]
  [![Travis CI Status][travis-image]][travis-url]
  [![AppVeyor CI Status][appveyor-image]][appveyor-url]
  [![Code Quality][codeclimate-image]][codeclimate-url]
  -[![Dependencies][deps-image]][deps-url]
  [npm-image]:https://img.shields.io/npm/v/node-libcurl.svg?style=flat-square
  [npm-url]:https://www.npmjs.org/package/node-libcurl
  [appveyor-url]:https://ci.appveyor.com/project/JCMais/node-libcurl
  [codeclimate-image]:https://img.shields.io/codeclimate/maintainability/JCMais/node-libcurl?style=flat-square
  [codeclimate-url]:https://codeclimate.com/github/JCMais/node-libcurl
  -[node-image]:https://img.shields.io/badge/node.js-%3E=_4-green.svg?style=flat-square
  -[node-url]:https://nodejs.org/download/
  [license-image]:https://img.shields.io/npm/l/node-libcurl?style=flat-square
  [license-url]:https://raw.githubusercontent.com/JCMais/node-libcurl/develop/LICENSE
  [deps-image]:https://img.shields.io/david/JCMais/node-libcurl.svg?style=flat-square
  