Refactor Api-Client

Add Exceptionhandler, AlertService JSON-Converter
AppSettings via DI

Reformat Code

Jugenddienst Stunden/ViewModels/NotesViewModel.cs

@@ -47,8 +47,10 @@ internal class NotesViewModel : IQueryAttributable {
 				}
 
 				// If note isn't found, it's new; add it.
-				else { AllNotes.Insert(0, new NoteViewModel(Note.Load(noteId))); }
+				else {
+					AllNotes.Insert(0, new NoteViewModel(Note.Load(noteId)));
+				}
 			}
 		}
 	}
-}
+}