Fix SessionPool client leak on reconnection and query failures, and preserve server error messages - #44

Fix SessionPool client leak on reconnection and query failures, and preserve server error messages#44

HTHou merged 4 commits into

mainapache/iotdb-client-csharp:mainfrom

fix_session_pool_leakapache/iotdb-client-csharp:fix_session_pool_leakCopy head branch name to clipboard