beaut: controlled navigation for assessment. beaut: phase progress is in the right place

...rc/main/java/unipotsdam/gf/core/management/user/Menu.java

...c/main/java/unipotsdam/gf/interfaces/IPeerAssessment.java

...essment/controller/service/AssessmentDBCommunication.java

.../modules/assessment/controller/service/FBAssessement.java

...modules/assessment/controller/service/PeerAssessment.java

...es/assessment/controller/service/PeerAssessmentDummy.java

...tsdam/gf/modules/assessment/controller/view/QuizView.java

...nsamforschen/src/main/webapp/assets/js/finalAssessment.js

gemeinsamforschen/src/main/webapp/assets/js/utility.js

gemeinsamforschen/src/main/webapp/pages/Quiz-docent.jsp

gemeinsamforschen/src/main/webapp/pages/Quiz.jsp

gemeinsamforschen/src/main/webapp/pages/createQuiz.jsp

gemeinsamforschen/src/main/webapp/pages/finalAssessments.jsp

gemeinsamforschen/src/main/webapp/pages/project-student.jsp

gemeinsamforschen/src/main/webapp/pages/rateContribution.jsp

gemeinsamforschen/src/main/webapp/pages/takeQuiz.jsp

gemeinsamforschen/src/main/webapp/pages/viewQuiz.jsp

...a/unipotsdam/gf/modules/assessment/TestAddAssessment.java