Fix link to contributing.md

README.md

@@ -11,11 +11,11 @@ http://harvesthq.github.io/chosen/
 ### Contributing to this project
 
 We welcome all to participate in making Chosen the best software it can be. The repository is maintained by only a few people, but has accepted contributions from over 50 authors after reviewing hundreds of pull requests related to thousands of issues. You can help reduce the maintainers' workload (and increase your chance of having an accepted contribution to Chosen) by following the
-[guidelines for contributing](CONTRIBUTING.md).
+[guidelines for contributing](contributing.md).
 
-* [Bug reports](CONTRIBUTING.md#bugs)
-* [Feature requests](CONTRIBUTING.md#features)
-* [Pull requests](CONTRIBUTING.md#pull-requests)
+* [Bug reports](contributing.md#bugs)
+* [Feature requests](contributing.md#features)
+* [Pull requests](contributing.md#pull-requests)
 
 ### Chosen Credits