Update test data for markdown-it's latest one.

README.md

@@ -3,6 +3,8 @@
 [![Build Status](https://travis-ci.org/tatsy/markdown-it-imsize.svg?branch=master)](https://travis-ci.org/tatsy/markdown-it-imsize)
 [![NPM version](https://img.shields.io/npm/v/markdown-it-imsize.svg?style=flat)](https://www.npmjs.org/package/markdown-it-imsize)
 [![Coverage Status](https://coveralls.io/repos/tatsy/markdown-it-imsize/badge.svg)](https://coveralls.io/r/tatsy/markdown-it-imsize)
+[![Dependency Status](https://david-dm.org/tatsy/markdown-it-imsize.svg)](https://david-dm.org/tatsy/markdown-it-imsize)
+[![devDependency Status](https://david-dm.org/tatsy/markdown-it-imsize/dev-status.svg)](https://david-dm.org/tatsy/markdown-it-imsize#info=devDependencies)
 
 > A markdown-it plugin for size-specified image markups. This plugin overloads original image renderer of markdown-it.