Fixes #317 - Adopt a split layout for iPad and Mac apps

Rename navigation components: SplitScreenCoordinator -> NavigationSplitCoordinator, StackScreenCoordinator -> NavigationStackCoordinator and SingleScreenCoordinator -> NavigationRootCoordinator
[0c161039] Tweak navigation logging
[826c19cf] Move the navigation dismissal callbacks to the NavigationModule, add SingleScreenCoordinator tests
[b8830d9c] Add tests
[252ad119] Merge the StackScreenCoordinator and SplitScreenCoordinators into a single file and stop publicly exposing their internal workings. Add more documentation.
[37671699] Cleanup navigation logging
[51406184] Use the parent SplitScreenCoordinator to present embedded StackScreenCoordinator sheets
[b94b04c9] Retract the room "syncing" indicator when dismissing a room
[1467b0ac] Correctly move to the no room selected state when popping in compact layouts
[10bf2ad8] Allow nilling root coordinators, replace present/dismiss sheet with setSheetCoordinator(?)
[33716784] Add single screen coordinator fade transition animation
[3cbe65e7] Prevent the timeline table view from being reused between different rooms
[9c94c50b] Move files around
[c10b6bc5] Adapt the user session state machine to the split layout
[7115a319] Fix unit and UI tests
[1ece59e8] Fix login flows
[6884dc3b] Use modules everywhere the underlying object is a NavigationModule
[ab08d44c] Rename navigation components to: SingleScreenCoordinator, SplitScreenCoordinator and StackScreenCoordinator
[ada2be57] Add SplitNavigationController

* Remove the navigationRootCoordinator from the UserSessionFlowCoordinator

ElementX/Sources/Screens/Authentication/AuthenticationCoordinator.swift

@@ -24,14 +24,14 @@ protocol AuthenticationCoordinatorDelegate: AnyObject {
 
 class AuthenticationCoordinator: CoordinatorProtocol {
     private let authenticationService: AuthenticationServiceProxyProtocol
-    private let navigationController: NavigationController
+    private let navigationStackCoordinator: NavigationStackCoordinator
     
     weak var delegate: AuthenticationCoordinatorDelegate?
     
     init(authenticationService: AuthenticationServiceProxyProtocol,
-         navigationController: NavigationController) {
+         navigationStackCoordinator: NavigationStackCoordinator) {
         self.authenticationService = authenticationService
-        self.navigationController = navigationController
+        self.navigationStackCoordinator = navigationStackCoordinator
     }
     
     func start() {
@@ -55,7 +55,7 @@ class AuthenticationCoordinator: CoordinatorProtocol {
             }
         }
         
-        navigationController.setRootCoordinator(coordinator)
+        navigationStackCoordinator.setRootCoordinator(coordinator)
     }
     
     private func startAuthentication() async {
@@ -88,12 +88,12 @@ class AuthenticationCoordinator: CoordinatorProtocol {
             }
         }
         
-        navigationController.push(coordinator)
+        navigationStackCoordinator.push(coordinator)
     }
     
     private func showLoginScreen() {
         let parameters = LoginCoordinatorParameters(authenticationService: authenticationService,
-                                                    navigationController: navigationController)
+                                                    navigationStackCoordinator: navigationStackCoordinator)
         let coordinator = LoginCoordinator(parameters: parameters)
 
         coordinator.callback = { [weak self] action in
@@ -105,7 +105,7 @@ class AuthenticationCoordinator: CoordinatorProtocol {
             }
         }
 
-        navigationController.push(coordinator)
+        navigationStackCoordinator.push(coordinator)
     }
     
     private func showAnalyticsPrompt(with userSession: UserSessionProtocol) {
@@ -117,7 +117,7 @@ class AuthenticationCoordinator: CoordinatorProtocol {
             self.delegate?.authenticationCoordinator(self, didLoginWithSession: userSession)
         }
                 
-        navigationController.setRootCoordinator(coordinator)
+        navigationStackCoordinator.setRootCoordinator(coordinator)
     }
     
     static let loadingIndicatorIdentifier = "AuthenticationCoordinatorLoading"