Fixed duplicate code in the forms
Fix a lot of duplicate code
Changed the practical overview
Even less duplication
Merge pull request #33 from florisverburg/feature_duplicate_code

Feature duplicate code
Renamend controllers and some refactoring
Fix checkstyle
Merge pull request #35 from florisverburg/feature_dependencies

Renamed controllers and some refactoring
Practical overview improved
Skill and profile editing splitted
unused import deleted
view profile page edited
Small merge fixes
Merge pull request #34 from florisverburg/feature_layout

Profile layout
Added a description to home page and an extra tab: How does it work?
Added some background information to the about page
Styled the how does it work page