Zabbix

.......... [ZBXNEXT-9922] updated to the latest master; resolved conflicts:
- sass/stylesheets/sass/_screen.scss
- ui/app/views/js/popup.itemtestedit.view.js.php
- ui/assets/styles/blue-classic-theme.css
- ui/assets/styles/blue-theme.css
- ui/assets/styles/dark-classic-theme.css
- ui/assets/styles/dark-theme.css
- ui/assets/styles/hc-dark.css
- ui/assets/styles/hc-light.css