[ ] I'd like to contribute [feature X|bugfix Y|docs|something else] to PyWPS. I confirm that my contributions to PyWPS will be compatible with the PyWPS license guidelines at the time of contribution.
[x] I have already previously agreed to the PyWPS Contributions and Licensing Guidelines
Overview
This PR provides documentation updates to theming and content.
Related Issue / Discussion
https://github.com/geopython/pywps/pull/184
Additional Information
The 'PyWPS-4' verbage is replaced with 'PyWPS' given the project continues to be 'PyWPS'.
Contribution Agreement
(as per https://github.com/geopython/pywps/blob/master/CONTRIBUTING.rst#contributions-and-licensing)