Merge pull request #56 from KevinHuebner/master

enable dynamic page mapping for user and guest; user interaction
Merge pull request #57 from KevinHuebner/master

Validation and refactoring
Merge pull request #10 from cbos-team/master

finishing improvements in backend
customize pages of each user level
conform layout
Merge pull request #58 from dupps/master

finishing layout
Merge pull request #12 from cbos-team/master

finishing layout