Zabbix

..F....... [ZBXNEXT-8386] changed Data collection->Discovery configuration form to modal window

Merge in ZBX/zabbix from feature/ZBXNEXT-8386-6.5 to master

* commit '52b159472aaa0a1247bf016b42e9f2555f4e6aa7': (36 commits)
  .......... [ZBXNEXT-8386] deleted discovery rule case as outdated
  .......... [ZBXNEXT-8386] fixed discovery form test vol.2
  ..F....... [ZBXNEXT-8386] added confirmation alert on Delete action in discovery rule edit form
  .......... [ZBXNEXT-8386] fixed discovery form test
  .......... [ZBXNEXT-8386] fixed discovery page test
  .......... [ZBXNEXT-8386] fixed CSRF test
  .......... [ZBXNEXT-8386] fixed ducumentation links test
  ..F....... [ZBXNEXT-8386] fixed discovery rule disable confirmation message
  ..F....... [ZBXNEXT-8386] fixed coding style
  ..F....... [ZBXNEXT-8386] fixed code style
  ..F....... [ZBXNEXT-8386] fixed focus on label when cloning drule
  ..F....... [ZBXNEXT-8386] fixed code style
  ..F....... [ZBXNEXT-8386] fixed discovery enable and disable in list and edit form
  ..F....... [ZBXNEXT-8386] fixed radio button values after editing dcheck
  ..F....... [ZBXNEXT-8386] added comment, added strict type declaration
  ..F....... [ZBXNEXT-8386] fixed focus on field; fixed code style; fixed variable names
  ..F....... [ZBXNEXT-8386] fixed update error message; added debug mode; fixed code style
  ..F....... [ZBXNEXT-8386] fixed code style
  ..F....... [ZBXNEXT-8386] fixed code style
  ..F....... [ZBXNEXT-8386] removed new textarea field styling
  ...