Fixed sphinx error finding changelog
MODIFY
docs/source/contributing/contributing.md
docs/source/contributing/contributing.md
@@ -10,7 +10,7 @@ repo2docker merged.
community is a great way to save time later.
* Make edits in your fork of the repo2docker repository
* Submit a pull request (this is how all changes are made)
-* Edit [the changelog](./../../changelog.html)
+* Edit [the changelog](./../../changelog)
by appending your feature / bug fix to the development version.
* Wait for a community member to merge your changes
* (optional) Deploy a new version of repo2docker to mybinder.org by [following these steps](http://mybinder-sre.readthedocs.io/en/latest/deployment/how.html)
@@ -31,7 +31,7 @@ to help you make a contribution.
* describe why you are proposing the changes you are proposing;
* try to not rush changes (the definition of rush depends on how big your
changes are);
-* Enter your changes into the [changelog](./../../changelog.html) in `docs/source/changelog.rst`;
+* Enter your changes into the [changelog](./../../changelog) in `docs/source/changelog.rst`;
* someone else has to merge your PR;
* new code needs to come with a test;
* apply [PEP8](https://www.python.org/dev/peps/pep-0008/) as much

Fixed sphinx error finding changelog