pcb-rnd - config system

# The config system in pcb-rnd

## How to get started

- If you are an user, read the user documentation
- If you are an programmer, read the user documentation and the programmer documentation
- If you are a plugin programmer, there's a plugin programmer's conf checklist that summarizes what to do
- In any case, these links may help: syntax, config files, priority handling
- if you were familiar with the old "settings" system, please read why pcb-rnd switched