README.md in enju_ndl-0.3.3 vs README.md in enju_ndl-0.4.0.beta.1

@@ -1,12 +1,7 @@
 # EnjuNdl
-[<img src="https://travis-ci.com/next-l/enju_ndl.svg?branch=1.3" alt="Build
-Status" />](https://travis-ci.com/next-l/enju_ndl) [<img
-src="https://coveralls.io/repos/next-l/enju_ndl/badge.svg?branch=1.3&service=g
-ithub" alt="Coverage Status"
-/>](https://coveralls.io/github/next-l/enju_ndl?branch=1.3) [<img
-src="https://hakiri.io/github/next-l/enju_ndl/1.3.svg" alt="security"
-/>](https://hakiri.io/github/next-l/enju_ndl/1.3)
+[![CircleCI](https://circleci.com/gh/next-l/enju_ndl/tree/2.x.svg?style=svg)](https://circleci.com/gh/next-l/enju_ndl/tree/2.x)
+[![Coverage Status](https://coveralls.io/repos/github/next-l/enju_ndl/badge.svg?branch=2.x)](https://coveralls.io/github/next-l/enju_ndl?branch=2.x)
 
 This project rocks and uses MIT-LICENSE.
 
 ## 製作者・貢献者 (Authors and contributors)
 * [TANABE, Kosuke](https://github.com/nabeta) ([@nabeta](https://twitter.com/nabeta))