Fixed issue with Horizontal list not refreshing. Added clientId to joinPartyResponse. Crashing on multiple user joins.

Aurora/Design/Views/Party/PartyView.xaml

@@ -3,7 +3,7 @@
      xmlns="http://xamarin.com/schemas/2014/forms"
      xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
      xmlns:hs="clr-namespace:Aurora.Design.Components.HostSelector"
-     xmlns:hl="clr-namespace:Aurora.Design.Components.HorizontalList"
+     xmlns:ml="clr-namespace:Aurora.Design.Components.MemberList"
      xmlns:renderedViews="clr-namespace:Sharpnado.Presentation.Forms.RenderedViews;assembly=Sharpnado.Presentation.Forms"
      xmlns:qu="clr-namespace:Aurora.Design.Components.Queue"
      x:Class="Aurora.Design.Views.Party.PartyView">
@@ -18,20 +18,9 @@
                  IsVisible="{Binding IsNotSelectingHost}">
                 <Label
                      Text="Party Members"/>
-                <hl:HorizontalList
-                     x:Name="MembersHorizontalList"
-                     ListOrientation="Horizontal"
-                     VerticalOptions="Start"
-                     ItemsSource="{Binding Members}">
-                    <hl:HorizontalList.ItemTemplate>
-                        <DataTemplate>
-                            <Frame>
-                                <Label
-                                     Text="{Binding UserName}"/>
-                            </Frame>
-                        </DataTemplate>
-                    </hl:HorizontalList.ItemTemplate>
-                </hl:HorizontalList>
+                <ml:MemberList
+                     VerticalOptions="FillAndExpand"
+                     Members="{Binding Members}"/>
                 <Label
                      Text="Queue"/>
                 <qu:Queue/>