docs(readme): add Greenkeeper badge

diff --git a/README.md b/README.md
index a2d9f87c97c587f454e2d5259fc971e4e1018319..25d8ed7aa5caa5db939e1679148725180866f8b2 100644 (file)
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # buffer [![travis][travis-image]][travis-url] [![npm][npm-image]][npm-url] [![downloads][downloads-image]][downloads-url] [![javascript style guide][standard-image]][standard-url]
 
+[![Greenkeeper badge](https://badges.greenkeeper.io/feross/buffer.svg)](https://greenkeeper.io/)
+
 [travis-image]: https://img.shields.io/travis/feross/buffer/master.svg
 [travis-url]: https://travis-ci.org/feross/buffer
 [npm-image]: https://img.shields.io/npm/v/buffer.svg