doc fix

translated newest release notes

Add table function file

ISSUES-995 support relative path with domain

ISSUES-2133 Support union query with subquery

Regression test for bug in 1.1.54370

clickhouse-local description is extended

Added set size checking when set from subquery is used for index; removed harmful feature for special support of (a, b) IN (SELECT (a, b)) instead of (a, b) IN (SELECT a, b) [#CLICKHOUSE-2]