Simplify HotAvalonia.Fody setup for end users

Author: Kira-NT

src/HotAvalonia.Fody.Ref/HotAvalonia.Fody.Ref.csproj

@@ -4,6 +4,7 @@
     <TargetFrameworks>netstandard2.0</TargetFrameworks>
     <PackageId>HotAvalonia.Fody</PackageId>
     <WeaverDirPath>../$(PackageId)/bin/$(Configuration)/</WeaverDirPath>
+    <WeaverPropsFile>HotAvalonia.Fody.Ref.props</WeaverPropsFile>
   </PropertyGroup>
 
   <PropertyGroup>

src/HotAvalonia.Fody.Ref/HotAvalonia.Fody.Ref.props

@@ -0,0 +1,10 @@
+<Project>
+  <ItemGroup>
+    <WeaverFiles Include="$(MsBuildThisFileDirectory)..\weaver\HotAvalonia.Fody.dll" />
+  </ItemGroup>
+
+  <PropertyGroup>
+    <WeaverConfiguration><Weavers><HotAvalonia/></Weavers></WeaverConfiguration>
+    <FodyAfterTargets>$(FodyAfterTargets);CompileAvaloniaXaml</FodyAfterTargets>
+  </PropertyGroup>
+</Project>