Move Win32 helpers to ZuneModCore.Win32

ZuneModCore/Mods/FeaturesOverrideMod.cs

@@ -2,6 +2,7 @@
 using System;
 using System.Collections.Generic;
 using System.Threading.Tasks;
+using ZuneModCore.Win32;
 
 namespace ZuneModCore.Mods
 {

ZuneModCore/Win32/FileUtil.cs

@@ -4,7 +4,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 
-namespace ZuneModCore
+namespace ZuneModCore.Win32
 {
     using System.Runtime.InteropServices;
     using System.Diagnostics;

ZuneModCore/Win32/RegEdit.cs

@@ -1,6 +1,6 @@
 using Microsoft.Win32;
 
-namespace ZuneModCore
+namespace ZuneModCore.Win32
 {
 
 #pragma warning disable CA1416 // Validate platform compatibility