Use shield.io badges fro david

README.md

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 # Contentful export tool
 
-[![npm](https://img.shields.io/npm/v/contentful-export.svg)](https://www.npmjs.com/package/contentful-export) [![Build Status](https://travis-ci.org/contentful/contentful-export.svg?branch=master)](https://travis-ci.org/contentful/contentful-export) [![Coverage Status](https://coveralls.io/repos/github/contentful/contentful-export/badge.svg?branch=master)](https://coveralls.io/github/contentful/contentful-export?branch=master) [![Dependency Status](https://david-dm.org/contentful/contentful-export.svg)](https://david-dm.org/contentful/contentful-export) [![devDependency Status](https://david-dm.org/contentful/contentful-export/dev-status.svg)](https://david-dm.org/contentful/contentful-export#info=devDependencies)
+[![npm](https://img.shields.io/npm/v/contentful-export.svg)](https://www.npmjs.com/package/contentful-export) [![Build Status](https://travis-ci.org/contentful/contentful-export.svg?branch=master)](https://travis-ci.org/contentful/contentful-export) [![Coverage Status](https://coveralls.io/repos/github/contentful/contentful-export/badge.svg?branch=master)](https://coveralls.io/github/contentful/contentful-export?branch=master) [![Dependency Status](https://img.shields.io/david/contentful/contentful-export.svg)](https://david-dm.org/contentful/contentful-export) [![devDependency Status](https://img.shields.io/david/dev/contentful/contentful-import.svg)](https://david-dm.org/contentful/contentful-export#info=devDependencies)
 
 [![semantic-release](https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg)](https://github.com/semantic-release/semantic-release) [![js-standard-style](https://img.shields.io/badge/code%20style-standard-brightgreen.svg)](http://standardjs.com/)