Enhance consumer builder API.

• Enhance consumer builder config Property mode;
• Enhance consumer builder config Map mode.

Support Spring Boot v2.7.x "AutoConfiguration"

• Support Spring Boot v2.7.x "AutoConfiguration";
• Add kafka arch docs.

This is a small release for consumer/producer.

• Update classes version to 3.7.0.1.x;
• Update Kafka enum doc;
• Consumer support isolation.level config parameter;
• Consumer support group.instance.id config parameter;
• Consumer support partition.assignment.strategy config parameter;
• All builder config methods add value check.

This is a small release for POM.

• Remove Spring Boot parent from root pom.xml.

This is a small release for java docs.

• Update builders java docs.

This is the first version of the kafka-plus(the "KP") project.

For Kafka's Admin, Consumer, Producer and other components, the API has been redesigned using builders.

• AdminBuilder
• ConsumerBuilder
• ProducerBuilder
• ProducerRecordBuilder

Built-in KafkaEngine, and Jackson serializer.

• KafkaEngine
  • KafkaEngineImpl
  • SpringKafkaEngineImpl
• Jackson
  • JacksonSerializer
  • JacksonDeserializer