Release Notes - FIX Engine C++ - Version 4.10.1

Improvement

• [CPP-4480] - Message::toXml() should return group instances as "GroupInstance" XML nodes
• [CPP-4478] - Add more details about ThreadPoolSize setting in the context of TCP listeners
• [CPP-4463] - Message::toJson() should return group instances as a JSON array of objects

Bug

• [CPP-4472] - SenderCompID and TargetCompID fields are missing in SequenceReset<4> message in FlatMessage mode