add-keyfile-option-to-csproj.patch

--- work.unpacked/xdt-Release-NuGet-2.8.1-Mono/XmlTransform/Microsoft.Web.XmlTransform.csproj	2014-10-26 21:16:30.000000000 +0300
+++ work/xdt-Release-NuGet-2.8.1-Mono/XmlTransform/Microsoft.Web.XmlTransform.csproj	2015-03-06 16:51:31.859038709 +0300
@@ -16,7 +16,9 @@
   <PropertyGroup Condition="!$(ExtensionsCommonTargetsExists)">
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
-  </PropertyGroup>
+    <SignAssembly>true</SignAssembly>
+    <AssemblyOriginatorKeyFile>rsa-4096.snk</AssemblyOriginatorKeyFile>
+   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|AnyCPU' AND !$(ExtensionsCommonTargetsExists)">
     <DebugSymbols>true</DebugSymbols>
     <DebugType>full</DebugType>