Edits should be made to the .rst files.
The documentation can be built with make html or make man.
The generated files will be found in the _build directory.
Sphinx is used to generate man pages from the .rst files.
If Sphinx is not installed on the system, the following may be used to install Sphinx and the required theme.
pip install sphinx
pip install sphinx_rtd_themeUsers may want to install these packages into a Python Virtual Environment