Zabbix

...G...... [ZBX-23750] added README to smart plugin

* commit 'ad8637370d39607adb9684ff726d9812a2ad8aad':
  ...G...... [ZBX-23750] added changelog entry
  ...G...... [ZBX-23750] added missing information to README
  ...G...... [ZBX-23750] added README to smart plugin