revamp native package building
diff --git a/src/csharp/grpc.native.csharp/grpc.native.csharp.nuspec b/src/csharp/grpc.native.csharp/grpc.native.csharp.nuspec
new file mode 100644
index 0000000..6a1795b
--- /dev/null
+++ b/src/csharp/grpc.native.csharp/grpc.native.csharp.nuspec
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<package>
+ <metadata>
+ <id>grpc.native.csharp</id>
+ <version>$version$</version>
+ <authors>Google Inc.</authors>
+ <owners>grpc-packages</owners>
+ <licenseUrl>https://github.com/grpc/grpc/blob/master/LICENSE</licenseUrl>
+ <projectUrl>http://github.com/grpc/grpc</projectUrl>
+ <requireLicenseAcceptance>false</requireLicenseAcceptance>
+ <description>Native extension needed by gRPC C# library. This is not the package you are looking for, it is only meant to be used as a dependency.</description>
+ <releaseNotes>Release of gRPC C core $version$ libraries.</releaseNotes>
+ <copyright>Copyright 2015-2016</copyright>
+ <title>gRPC C# Native Extension</title>
+ <summary>Native library required by gRPC C#</summary>
+ <tags>gRPC native</tags>
+ </metadata>
+ <files>
+ <file src="grpc.native.csharp.targets" target="\build\portable-net45+netcore45+wpa81+wp8\grpc.native.csharp.targets" />
+ <file src="windows_x86/grpc_csharp_ext.dll" target="/build/native/bin/windows_x86/grpc_csharp_ext.dll" />
+ <file src="windows_x64/grpc_csharp_ext.dll" target="/build/native/bin/windows_x64/grpc_csharp_ext.dll" />
+ <file src="linux_x86/libgrpc_csharp_ext.so" target="/build/native/bin/linux_x86/libgrpc_csharp_ext.so" />
+ <file src="linux_x64/libgrpc_csharp_ext.so" target="/build/native/bin/linux_x64/libgrpc_csharp_ext.so" />
+ <file src="macosx_x86/libgrpc_csharp_ext.dylib" target="/build/native/bin/macosx_x86/libgrpc_csharp_ext.dylib" />
+ <file src="macosx_x64/libgrpc_csharp_ext.dylib" target="/build/native/bin/macosx_x64/libgrpc_csharp_ext.dylib" />
+ </files>
+</package>