add ability to delete an entry aka mark it missing

make entire row tappable instead of just content

closed #46

Shared/views/SettingsView.swift

@@ -42,6 +42,8 @@ struct SettingsView: View {
                     if useCloudKit {
                         cloudKitStatus
                     }
+                    
+                    canDelete
                 }
                 Spacer()
             }