[TASK] Import/Export Reformat Fluid templates

Reformats Fluid templates to use Bootstrap markup.

Resolves: #72764
Releases: master
Change-Id: I4fea730c2c790e23574bfb8476d430e6c689becb
Reviewed-on: https://review.typo3.org/45995


Reviewed-by: Morton Jonuschat <m.jonuschat@mojocode.de>
Tested-by: Morton Jonuschat <m.jonuschat@mojocode.de>
Reviewed-by: Ludwig Rafelsberger <ludwig.rafelsberger@gmx.at>
Tested-by: Ludwig Rafelsberger <ludwig.rafelsberger@gmx.at>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>