fileUpload and Download works, DB scheme updated.

...c/main/java/unipotsdam/gf/config/GFApplicationBinder.java

...ipotsdam/gf/modules/fileManagement/FileManagementDAO.java

...sdam/gf/modules/fileManagement/FileManagementService.java

...potsdam/gf/modules/fileManagement/fileManagementView.java

...forschen/src/main/webapp/fileManagement/js/upload-File.js

...amforschen/src/main/webapp/fileManagement/upload-File.jsp

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