Update change log and version.

Author: AsYlum-

UoFiddler/Forms/AboutBoxForm.resx

@@ -118,7 +118,11 @@
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
   <data name="richTextBox1.Text" xml:space="preserve">
-    <value>Version 4.19.4
+    <value>Version 4.20.0
+- Migrate to .NET 10.0
+- Add dark mode (experimental).
+
+Version 4.19.4
 - Fix dynamic flag when importing from WSC - value was flipped after recent changes.
 
 Version 4.19.3

UoFiddler/UoFiddler.csproj

@@ -9,9 +9,9 @@
 		<AssemblyTitle>UoFiddler</AssemblyTitle>
 		<Product>UoFiddler</Product>
 		<Copyright>Copyright © 2026</Copyright>
-		<AssemblyVersion>4.19.4</AssemblyVersion>
-		<FileVersion>4.19.4</FileVersion>
-		<Version>4.19.4</Version>
+		<AssemblyVersion>4.20.0</AssemblyVersion>
+		<FileVersion>4.20.0</FileVersion>
+		<Version>4.20.0</Version>
 		<GenerateResourceUsePreserializedResources>true</GenerateResourceUsePreserializedResources>
 	</PropertyGroup>
 	<PropertyGroup>