There are repeated requests for the same functionality, so it would save everybody's time to open a FAQ section:
I shall extend this ticket with more entries.
I realized that part of the list is already in the guidelines for contributing I shall update these instead of adding this to the README file.
📝 updated FAQ of the contribution guidelines #382
@gregmarr I left the forward declarations out of the FAQ, because #314 is still open. I may add this point if we decide to reject this issue.