task 9.4
Task 9.4.2
Task 9.4 done
Merge branch 'master' of github.com:buren/enduro into task_9.4
Merge pull request #52 from buren/task_9.4

Task 9.4 done
Register button fixed
Merge branch 'master' of github.com:buren/enduro into SwingRefactoringContinued
Merge pull request #53 from buren/SwingRefactoringContinued

Swing refactoring continued
Tests for RegisterController
Merge pull request #54 from buren/controllertest

Tests for RegisterController
Task932