Merge remote-tracking branch 'origin/pages_overview' into peerfeedback

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

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

...va/unipotsdam/gf/modules/researchreport/Bibliography.java

...nipotsdam/gf/modules/researchreport/ResearchQuestion.java

.../unipotsdam/gf/modules/researchreport/ResearchReport.java

...m/gf/modules/researchreport/ResearchReportManagement.java

...va/unipotsdam/gf/modules/researchreport/Timeplanning.java

...samforschen/src/main/webapp/assets/css/researchReport.css

...nsamforschen/src/main/webapp/pages/researchReportBibo.jsp

...mforschen/src/main/webapp/pages/researchReportConcept.jsp

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

...rschen/src/main/webapp/pages/researchReportEvaluation.jsp

...amforschen/src/main/webapp/pages/researchReportMethod.jsp

...forschen/src/main/webapp/pages/researchReportQuestion.jsp

...orschen/src/main/webapp/pages/researchReportRecherche.jsp

...samforschen/src/main/webapp/pages/researchReportTitle.jsp

...schen/src/main/webapp/pages/view_groupfinding_docent.html

...rschen/src/main/webapp/pages/view_start_groupfinding.html

...en/src/main/webapp/pages/view_student_criteriachoice.html

...rschen/src/scripts/dbschema/createDummyResearchReport.sql