readme: update links to travis & codecov badges

Author: Francisco Souza

README.md

@@ -1,7 +1,7 @@
 # encoding-wrapper
 
-[![Build Status](https://travis-ci.org/NYTimes/encoding-wrapper.svg?branch=master)](https://travis-ci.org/NYTimes/encoding-wrapper)
-[![codecov](https://codecov.io/gh/NYTimes/encoding-wrapper/branch/master/graph/badge.svg)](https://codecov.io/gh/NYTimes/encoding-wrapper)
+[![Build Status](https://travis-ci.org/nytimes/encoding-wrapper.svg?branch=master)](https://travis-ci.org/nytimes/encoding-wrapper)
+[![codecov](https://codecov.io/gh/nytimes/encoding-wrapper/branch/master/graph/badge.svg)](https://codecov.io/gh/nytimes/encoding-wrapper)
 [![GoDoc](https://img.shields.io/badge/api-Godoc-blue.svg?style=flat-square)](https://godoc.org/github.com/NYTimes/encoding-wrapper)
 
 Collection of Go wrappers for Video encoding providers.