docs(readme): add Greenkeeper badge

https://greenkeeper.io/
blond · Mar 10, 2017 · 9ca7cd5 · 9ca7cd5
1 parent 24c1d89
commit 9ca7cd5
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -1,6 +1,8 @@
 file-suffix
 ===========
 
+[![Greenkeeper badge](https://badges.greenkeeper.io/blond/file-suffix.svg)](https://greenkeeper.io/)
+
 [![NPM Status][npm-img]][npm]
 [![Travis Status][test-img]][travis]
 [![Windows Status][appveyor-img]][appveyor]