ISSUES-2700 fix windowFunnel NULL pointer

Co-authored-by: Nzhang2014 <coswde@gmail.com>
Co-authored-by: Nsundy-li <543950155@qq.com>

translated latest release notes

CLICKHOUSE-3837 Add support for table function in remote() and cluster()

Use docker exec to operate on kafka.

CLICKHOUSE-3832: Add HTTP Basic authentification in replication protocol

CLICKHOUSE-3832: Add error code to exception and change message, also change check for interserver_http_credentials

This reverts commit 1c75c191.

Set up dns server for kafka integration tests.

Update README.md

CLICKHOUSE-3857: Add table table_engines, alias factory base class and columns alias_to and case_insensitive to functions 

Conflicts:
	CHANGELOG_RU.md

kafka integration test uses this package https://github.com/dpkp/kafka-python