Merge remote-tracking branch 'origin/develop' into feat/localization

# Conflicts:
#	packages/stream_chat_flutter/lib/src/attachment/giphy_attachment.dart
#	packages/stream_chat_flutter/lib/src/channel_name.dart
#	packages/stream_chat_flutter/lib/src/message_search_item.dart
#	packages/stream_chat_flutter/lib/src/message_widget.dart

packages/stream_chat_flutter/example/lib/split_view.dart

@@ -103,7 +103,7 @@ class ChannelListPage extends StatelessWidget {
                 : null,
             filter: Filter.in_(
               'members',
-              [StreamChat.of(context).user!.id],
+              [StreamChat.of(context).currentUser!.id],
             ),
             sort: const [SortOption('last_message_at')],
             pagination: const PaginationParams(

packages/stream_chat_flutter/example/lib/tutorial_part_2.dart

@@ -80,7 +80,7 @@ class ChannelListPage extends StatelessWidget {
         child: ChannelListView(
           filter: Filter.in_(
             'members',
-            [StreamChat.of(context).user!.id],
+            [StreamChat.of(context).currentUser!.id],
           ),
           sort: const [SortOption('last_message_at')],
           pagination: const PaginationParams(

packages/stream_chat_flutter/example/lib/tutorial_part_3.dart

@@ -81,7 +81,7 @@ class ChannelListPage extends StatelessWidget {
         child: ChannelListView(
           filter: Filter.in_(
             'members',
-            [StreamChat.of(context).user!.id],
+            [StreamChat.of(context).currentUser!.id],
           ),
           channelPreviewBuilder: _channelPreviewBuilder,
           // sort: [SortOption('last_message_at')],

packages/stream_chat_flutter/example/lib/tutorial_part_4.dart

@@ -66,7 +66,7 @@ class ChannelListPage extends StatelessWidget {
         child: ChannelListView(
           filter: Filter.in_(
             'members',
-            [StreamChat.of(context).user!.id],
+            [StreamChat.of(context).currentUser!.id],
           ),
           sort: const [SortOption('last_message_at')],
           pagination: const PaginationParams(

packages/stream_chat_flutter/example/lib/tutorial_part_5.dart

@@ -72,7 +72,7 @@ class ChannelListPage extends StatelessWidget {
         child: ChannelListView(
           filter: Filter.in_(
             'members',
-            [StreamChat.of(context).user!.id],
+            [StreamChat.of(context).currentUser!.id],
           ),
           sort: const [SortOption('last_message_at')],
           pagination: const PaginationParams(
@@ -115,7 +115,8 @@ class ChannelPage extends StatelessWidget {
     MessageWidget _,
   ) {
     final message = details.message;
-    final isCurrentUser = StreamChat.of(context).user!.id == message.user!.id;
+    final isCurrentUser =
+        StreamChat.of(context).currentUser!.id == message.user!.id;
     final textAlign = isCurrentUser ? TextAlign.right : TextAlign.left;
     final color = isCurrentUser ? Colors.blueGrey : Colors.blue;
 

packages/stream_chat_flutter/example/lib/tutorial_part_6.dart

@@ -99,7 +99,7 @@ class ChannelListPage extends StatelessWidget {
         child: ChannelListView(
           filter: Filter.in_(
             'members',
-            [StreamChat.of(context).user!.id],
+            [StreamChat.of(context).currentUser!.id],
           ),
           sort: const [SortOption('last_message_at')],
           pagination: const PaginationParams(