[TYPO3-core] PHP version requirement

[Philipp Gampe]

Hi Wouter,

Wouter Wolters wrote:

> AFAIK the requirement is set to 5.3.7 because there are some issues in
> lower versions which are related to the namespace change. These have
> been tackled in 6.0, to also work with 5.3.3. But it can happen that it
> gives problems (there are no known issues to my knowledge).

I commented in the issue about this.
In short, if the autoloader is used, then you are fine. If you use 
``include_once`` to load a class, then you will see crashes because of 
incompatible interfaces.

> So 5.3.7 is a version that is guaranteed to work with 6.0.
> Nevertheless 5.3.3 is also working.

Best regards
-- 
Philipp Gampe – PGP-Key 0AD96065 – TYPO3 UG Bonn/Köln
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