[TASK] Updated css to twitter bootstrap v2.3.2
[TASK] Overhauling of structures, TypoScripts and templates
[TASK] Make site responsive also in content editing mode
[TASK] Adapt css path of SocialBookmarks plugin and make 980px container
[TASK] Finalized content
[TASK] Implemented editable content below sub page menu

Change-Id: Ib93707d2b318e51b1ff1ca782eba779451f7bbe9
[TASK] Update content