Here is a summary of the frequently asked questions for pelican.
No, it’s not. Configurations files are just an easy way to configure pelican. For the basic operations, it’s possible to specify options while invoking pelican with the command line (see pelican –help for more informations about that)
Pygment add some classes to the generated content, so the theming of your theme will be done thanks to a css file. You can have a look to the one proposed by default on the project website
You have different options to help. First, you can use pelican, and report any idea or problem you have on the bugtracker.
If you want to contribute, please have a look to the git repository, fork it, add your changes and do a pull request, I’ll review them as soon as possible.
You can also contribute by creating themes, and making the documentation better.