remove chips tapping on them

example/lib/new_chat_screen.dart

@@ -131,7 +131,11 @@ class _NewChatScreenState extends State<NewChatScreen> {
               controller: _controller,
               focusNode: _searchFocusNode,
               chipBuilder: (context, user) {
-                return Stack(
+                return GestureDetector(
+                  onTap: () {
+                    _chipInputTextFieldState.removeItem(user);
+                  },
+                  child: Stack(
                     alignment: AlignmentDirectional.centerStart,
                     children: [
                       Container(
@@ -148,14 +152,25 @@ class _NewChatScreenState extends State<NewChatScreen> {
                           ),
                         ),
                       ),
-                    UserAvatar(
+                      Opacity(
+                        opacity: .8,
+                        child: UserAvatar(
+                          showOnlineStatus: false,
                           user: user,
                           constraints: BoxConstraints.tightFor(
                             height: 24,
                             width: 24,
                           ),
                         ),
+                      ),
+                      Positioned(
+                        child: Icon(
+                          StreamIcons.close,
+                          color: Colors.white,
+                        ),
+                      ),
                     ],
+                  ),
                 );
               },
               onChipAdded: (user) {

example/pubspec.yaml

@@ -1,6 +1,6 @@
 name: example
 description: A new Flutter project.
-version: 1.0.64+66
+version: 1.0.65+67
 
 environment:
   sdk: ">=2.2.2 <3.0.0"