- Changed license from Apache-2.0 to MIT.
- Changed framework from netstandard2.1 to netcoreapp3.1
- ProtobufOutputFormatter - used FileBufferingWriteStream for serializing.
- ProtobufInputFormatter - used FileBufferingReadStream for deserializing.
- ProtobufOutputFormatter now uses disk to serialize object for temporary just to save memory.
- Enhancement in ProtobufInputFormatter and ProtobufOutputFormatter.
- Changed license from Apache-2.0 to MIT.