[TASK] Visual streamlining fluid.be.widget.paginate

* Visual streamlining of fluid.be.widget.paginate
* remove obsolete css

Resolves: #63090
Releases: master
Change-Id: I92f9c6e407fb00a1d2cb1e45ca65258cdb313f4a
Reviewed-on: http://review.typo3.org/34375
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Tested-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>