#34 Added support for Group images

#18 Added Cache for avatar images

lib/view/pages/talk/chatDetails/chatInfo.dart

@@ -47,7 +47,7 @@ class _ChatInfoState extends State<ChatInfo> {
             const SizedBox(height: 30),
             GestureDetector(
               child: UserAvatar(
-                username: widget.room.name,
+                id: isGroup ? widget.room.token : widget.room.name,
                 isGroup: isGroup,
                 size: 80,
               ),

lib/view/pages/talk/chatDetails/participants/participantsListView.dart

@@ -21,7 +21,7 @@ class _ParticipantsListViewState extends State<ParticipantsListView> {
       body: ListView(
         children: widget.participantsResponse.data.map((participant) {
           return ListTile(
-            leading: UserAvatar(username: participant.actorId),
+            leading: UserAvatar(id: participant.actorId),
             title: Text(participant.displayName),
             subtitle: participant.statusMessage != null ? Text(participant.statusMessage!) : null,
           );