Kick/ban room members (#2501)

* Add a temporary membershipChangePublisher on the timeline.

* Kick/Ban users from a room.

* Unit tests.

* Disable autocorrection on the members list search field.

ElementX/Sources/Application/AppSettings.swift

@@ -50,6 +50,7 @@ final class AppSettings {
         case roomListFiltersEnabled
         case markAsUnreadEnabled
         case markAsFavouriteEnabled
+        case roomModerationEnabled
     }
     
     private static var suiteName: String = InfoPlistReader.main.appGroupIdentifier
@@ -289,6 +290,9 @@ final class AppSettings {
     @UserPreference(key: UserDefaultsKeys.markAsFavouriteEnabled, defaultValue: false, storageType: .userDefaults(store))
     var markAsFavouriteEnabled
     
+    @UserPreference(key: UserDefaultsKeys.roomModerationEnabled, defaultValue: false, storageType: .userDefaults(store))
+    var roomModerationEnabled
+    
     #endif
     
     // MARK: - Shared