[ADD] more slides
[ADD] much more slides
[ADD] Fazit and Heidesand
Fix non-showing picture
Added arbeitsweise
Merge pull request #1 from ipf/master

Fix non-showing picture
Merge pull request #2 from ipf/arbeitsweise

Added arbeitsweise
[ADD] more slides
Merge pull request #3 from dbeucke/master

Move to gh-pages