Zabbix

.......... [ZBXNEXT-1675] updated to the latest trunk; resolved conflicts in:
 - create/src/schema.tmpl
 - frontends/php/include/classes/api/services/CHttpTest.php
 - frontends/php/include/classes/validators/CApiInputValidator.php
 - frontends/php/include/defines.inc.php
 - frontends/php/tests/unit/include/classes/validators/CApiInputValidatorTest.php
 - src/libs/zbxdbhigh/host.c
 - src/libs/zbxdbupgrade/dbupgrade_3030.c
 - src/zabbix_server/httppoller/httptest.c
 - tests/data/data_test.sql