Add pip install of doc-requirements.txt
To be able to build the docs the libraries in docs/doc-requirements.txt
need to be installed. As such, the installation of these libraries
should be part of the setup of the developer virtual env.
@@ -75,6 +75,7 @@ python3 -m venv .
source bin/activate
pip3 install -e .
pip3 install -r dev-requirements.txt
+pip3 install -r docs/doc-requirements.txt
```
This should install all the libraries required for testing & running repo2docker!
