[UPDATE] New Case Absage inserted
[TASK] Inititialsed GuestService
[BUGFIX] Added Toolbar for each guest
[TASK] Initialised repositories for custom requests
[TASK] Inserted custom repositories
[TASK] Added GuestService methods
[TASK] Added GuestService to Cotnroller
[TASK] Completed guestlist view
[TASK] Added GuestService to config
[TASK] Prototype of ExcelImporter
[TASK] Added Comments and redefined primary keys
[TASK] Added Comments and redefined primary keys
[BUGFIX] Renamed attribute key to identifier because key is reserved by doctrine
[BUGFIX] Cascade of guests_events
[TASK] View of UploadForm
[TASK] Factory For ImportController
[TASK] SetUp ImportController
[TASK] SetUp ImportService
[TASK] SetUp ImportServiceInterface
[TASK] Added Modal Importfunction to show view