v3.1.0

• published scheme Client interface

v3.0.1

• refactored integration tests
• fixed table retry trace calls

v3.0.0

• Refactored sources for splitting public interfaces and internal
  implementation for core changes in the future without change major version
• Refactored of transport level of driver - now we use grpc code generation by stock protoc-gen-go instead internal protoc codegen. New API provide operate from codegen grpc-clients with driver as a single grpc client connection. But driver hide inside self a pool of grpc connections to different cluster endpoints YDB. All communications with YDB (base services includes to driver: table, discovery, coordiantion and ratelimiter) provides stock codegen grpc-clients now.
• Much changed API of driver for easy usage.
• Dropped package ydbsql (moved to external project)
• Extracted yandex-cloud authentication to external project
• Extracted examples to external project
• Changed of traces API for next usage in jaeger и prometheus
• Dropped old APIs marked as deprecated
• Added integration tests with docker ydb container
• Changed table session and endpoint link type from string address to integer NodeID