Remove extendedwpftoolkit

PixiEditor/PixiEditor.csproj

@@ -142,7 +142,6 @@
     <PackageReference Include="Expression.Blend.Sdk">
       <Version>1.0.2</Version>
     </PackageReference>
-    <PackageReference Include="Extended.Wpf.Toolkit" Version="3.8.2" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="5.0.1" />
     <PackageReference Include="MvvmLightLibs" Version="5.4.1.1" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />

PixiEditor/Styles/DockingManagerStyle.xaml

@@ -1,5 +1,5 @@
 <ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                    xmlns:xcad="http://schemas.xceed.com/wpf/xaml/avalondock"
+                    xmlns:xcad="https://github.com/Dirkster99/AvalonDock"
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
 
     <Style TargetType="xcad:DockingManager">
@@ -7,4 +7,4 @@
         <Setter Property="Background" Value="{StaticResource AccentColor}" />
     </Style>
 
-</ResourceDictionary>
+</ResourceDictionary>