.......... [ZBX-8371] update changelog

git-svn-id: svn://svn.zabbix.com/trunk@47431 f4e7fd02-d210-4e34-a1e0-d4093fb66cc2
.......... [ZBX-8428] update changelog

git-svn-id: svn://svn.zabbix.com/trunk@47432 f4e7fd02-d210-4e34-a1e0-d4093fb66cc2
A......... [ZBX-8428] Fixed item.get API call to return values for "lastvalue", "lastclock", "lastns", "prevvalue" only for last 24 hours (ZBX_HISTORY_PERIOD).

git-svn-id: svn://svn.zabbix.com/trunk@47439 f4e7fd02-d210-4e34-a1e0-d4093fb66cc2