[docs] refactor remote-hosted distro (#402)

* move docs

* docs

CONTRIBUTING.md

@@ -22,6 +22,7 @@ pip install -r requirements.txt
 pip install sphinx-autobuild
 
 # This will start a local server (usually at http://127.0.0.1:8000) that automatically rebuilds and refreshes when you make changes to the documentation.
+make html
 sphinx-autobuild source build/html
 ```