[feat] implemented survey project creation

...dam/gf/modules/group/preferences/database/ProfileDAO.java

...dam/gf/modules/group/preferences/survey/GeneralItems.java

...gf/modules/group/preferences/survey/GroupWorkContext.java

...dam/gf/modules/group/preferences/survey/OpenQuestion.java

...am/gf/modules/group/preferences/survey/ProjectStatus.java

...potsdam/gf/modules/group/preferences/survey/Question.java

...m/gf/modules/group/preferences/survey/ScaledQuestion.java

...dam/gf/modules/group/preferences/survey/SurveyMapper.java

...f/modules/group/preferences/survey/SurveyPreparation.java

...les/group/preferences/survey/SurveyPreparationHelper.java

...tsdam/gf/modules/group/preferences/survey/SurveyView.java

.../src/main/java/unipotsdam/gf/modules/project/Project.java

...c/main/java/unipotsdam/gf/modules/project/ProjectDAO.java

...orschen/src/main/resources/groupfindingitems_beispiel.xls

gemeinsamforschen/src/test/resources/database/fltrail.sql