Pack symbols in snupkg

Author: AArnott

LibGit2Sharp/LibGit2Sharp.csproj

@@ -11,7 +11,8 @@
     <Authors>LibGit2Sharp contributors</Authors>
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
     <EmbedUntrackedSources>true</EmbedUntrackedSources>
-    <AllowedOutputExtensionsInPackageBuildOutputFolder>$(AllowedOutputExtensionsInPackageBuildOutputFolder);.pdb</AllowedOutputExtensionsInPackageBuildOutputFolder>
+    <IncludeSymbols>true</IncludeSymbols>
+    <SymbolPackageFormat>snupkg</SymbolPackageFormat>
     <SignAssembly>true</SignAssembly>
     <AssemblyOriginatorKeyFile>..\libgit2sharp.snk</AssemblyOriginatorKeyFile>
   </PropertyGroup>