[TYPO3-core] More strict convention for typoscript naming

[Dominique Feyer]

Marcus Schwemer wrote:
> Yes => because this would be the way to go
> No => because Jigal and Xavier brought in valid concerns, I'd like to
> hear more opinions before starting the work. Overall it is a major
> change, so we need to have the best consensus we can achieve.

I agree completly, we need a large consensus over this projet, before 
starting. So maybe not for 6.0 but certainly later.