Fix wrap to footer distance

Change-Id: I65c8460b6c426ccf94f1fbcd147306acd0de1ccf
Change links to GIB website to gib-foundation.org

Change-Id: I7aa3682f878cda5b0113605b48f30e402f375dd6
Merge branch 'master' of https://github.com/lorenzulrich/GIB.GradingTool
Rename diffContent to additionalContent because it can be used for other things than diff Content

Change-Id: I79dd13cc110d25cd6faa3f059f3757c3f2ee93f3
Send content of new Data Sheet in notification mail to team

Change-Id: I29d46e0ad69d8d0f5109006e6f0c4080d121a953