Merge branch 'master' of https://github.com/ddbourgin/numpy-ml

docs/README.md

@@ -1 +1 @@
-To build the documentation locally, cd into the docs directory and run `make html`. Local files will be generated in the `docs/_build/html` directory.
+To build the documentation locally, [install sphinx](http://www.sphinx-doc.org/en/master/usage/installation.html), cd into the docs, directory and run `make html`. Local files will be generated in the `docs/_build/html` directory.