- Introduced Utf8BufferTextReader that writes buffers directly into
the char[] allocated by JSON.NET when reading via the JsonReader.
- Use IArrayPool implementation over ArrayPool<char> when reading
incomming messages.
- Replaced JToken parsing with manual parsing using JsonTextReader.
- Added tests for parsing incoming JSON messages with out of order
properties.
- Make access to message headers lazy
- Changed IHubProtocol.TryParseMessage to be ReadOnlyMemory<byte> instead of ReadOnlySpan<byte>