Update the readme

README.md

@@ -6,7 +6,7 @@
 [![PyPI Version][pypi-v-image]][pypi-v-link]
 [![Build Status][travis-image]][travis-link]
 [![Windows Build Status][appveyor-image]][appveyor-link]
-[![Coverage Status][coveralls-image]][coveralls-link]
+[![Coverage Status][codecov-image]][codecov-link]
 [![Landscale Code Health][landscape-image]][landscape-link]
 
 **See the MkDocs documentation: [www.mkdocs.org][mkdocs]**
@@ -19,8 +19,10 @@ IRC channel: `#mkdocs` on freenode.
 
 Discussions and support: https://groups.google.com/forum/#!forum/mkdocs
 
-[coveralls-image]: https://img.shields.io/coveralls/mkdocs/mkdocs.png
-[coveralls-link]: https://coveralls.io/r/mkdocs/mkdocs
+[appveyor-image]: https://img.shields.io/appveyor/ci/d0ugal/mkdocs/master.png
+[appveyor-link]: https://ci.appveyor.com/project/d0ugal/mkdocs
+[codecov-image]: http://codecov.io/github/mkdocs/mkdocs/coverage.svg?branch=master
+[codecov-link]: http://codecov.io/github/mkdocs/mkdocs?branch=master
 [landscape-image]: https://landscape.io/github/mkdocs/mkdocs/master/landscape.svg?style=flat-square
 [landscape-link]: https://landscape.io/github/mkdocs/mkdocs/master
 [pypi-dl-image]: https://img.shields.io/pypi/dm/mkdocs.png
@@ -29,8 +31,6 @@ Discussions and support: https://groups.google.com/forum/#!forum/mkdocs
 [pypi-v-link]: https://pypi.python.org/pypi/mkdocs
 [travis-image]: https://img.shields.io/travis/mkdocs/mkdocs/master.png
 [travis-link]: https://travis-ci.org/mkdocs/mkdocs
-[appveyor-image]: https://img.shields.io/appveyor/ci/d0ugal/mkdocs/master.png
-[appveyor-link]: https://ci.appveyor.com/project/d0ugal/mkdocs
 
 [mkdocs]: http://www.mkdocs.org
 [roadmap]: https://github.com/mkdocs/mkdocs/wiki