Fixed broken builds
Fixed broken builds

happydpc/protobuf-csharp-port,evgenekov/protobuf-csharp-port,plutoo/protobuf-csharp-port,evgenekov/protobuf-csharp-port,plutoo/protobuf-csharp-port,plutoo/protobuf-csharp-port,happydpc/protobuf-csharp-port,plutoo/protobuf-csharp-port,happydpc/protobuf-csharp-port,evgenekov/protobuf-csharp-port,happydpc/protobuf-csharp-port,evgenekov/protobuf-csharp-port