[TYPO3-content-rendering] Divide css_styled_content in multiple templates to rid ourselves of the compat versions

[Steffen Kamper]

Hi Susanne,

Susanne Moog schrieb:
> Hi everyone,
> 
> 2.) Make a whole template for each version, so it's like:
> - css_styled_content 4.3
> - css_styled_content 4.2
> - css_styled_content 4.1
> - css_styled_content 4.0
> ...
> 

i would name it like that:
* css_styled_content
* css_styled_content 4.2
* css_styled_content 4.1
* css_styled_content 4.0

so the css_styled_content is always the actual one. in 4.4 we can add 
the one for 4.3 if there are changes again.

vg Steffen