Connect with database to receive stats.

[blinchk]

Connect with MySQL database to receive number of users from every group.

• Add request for get number of users by group and whole.
• Add routing of request users number.

[blinchk]

SELECT UPPER(thkruhm) AS usersGroup, COUNT(vkid) AS usersNumber FROM users GROUP BY
usersGroup ORDER BY usersNumber DESC;