Noticed typo as soon as I pushed :-(

Author: fluffle

README.md

@@ -115,7 +115,7 @@ Contributions gratefully received from:
   - [jakebailey](https://github.com/jakebailey)
   - [stapelberg](https://github.com/stapelberg)
   - [shammash](https://github.com/shammash)
-  - [ostefan](https://github.com/ostafen)
+  - [ostafen](https://github.com/ostafen)
 
 And thanks to the following for minor doc/fix PRs: