Actually add readme contents
Actually add readme contents

invokr/protobuf-emscripten,invokr/protobuf-emscripten,invokr/protobuf-emscripten,invokr/protobuf-emscripten,invokr/protobuf-emscripten,invokr/protobuf-emscripten,invokr/protobuf-emscripten,invokr/protobuf-emscripten,invokr/protobuf-emscripten,invokr/protobuf-emscripten,invokr/protobuf-emscripten