Merge branch 'PeerAssessmentAxel' into development_master

.gitignore

.gitignore.orig

.idea/workspace.xml

...c/main/java/unipotsdam/gf/core/management/Management.java

...in/java/unipotsdam/gf/core/management/ManagementImpl.java

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

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

...am/gf/modules/assessment/controller/model/Assessment.java

...tsdam/gf/modules/assessment/controller/model/Grading.java

...am/gf/modules/assessment/controller/model/PeerRating.java

...m/gf/modules/assessment/controller/model/Performance.java

...ipotsdam/gf/modules/assessment/controller/model/Quiz.java

...f/modules/assessment/controller/model/StudentAndQuiz.java

...odules/assessment/controller/model/StudentIdentifier.java

.../modules/assessment/controller/service/AssessmentDAO.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

...nipotsdam/gf/modules/munchkin/service/RestyMunschkin.java