Zabbix

..F.I..... [ZBXNEXT-4714] implemented filters for Action log page and widget and export to CSV file for Action log page

Merge in ZBX/zabbix from feature/ZBXNEXT-4714-6.3 to master

* commit '3fa2eddc37a8c1079f1c9109b31fbff517aa52f4': (33 commits)
  .......... [ZBXNEXT-4714] changed column name in action log csv export file
  .......... [ZBXNEXT-4714] fixed testPageReportsActionLog autotest
  .......... [ZBXNEXT-4714] fixed changelog entry
  ..F....... [ZBXNEXT-4714] fixed column name in the action log widget
  ..F....... [ZBXNEXT-4714] fixed actionlog message
  ..F....... [ZBXNEXT-4714] fixed actionlog report filter
  .......... [ZBXNEXT-4714] updated testUserRolesPermissions, testDocumentationLinks, testUrlUserPermissions autotests
  .......... [ZBXNEXT-4714] fixed db upgrade patch
  .......... [ZBXNEXT-4714] fixed db upgrade patch
  ..F....... [ZBXNEXT-4714] added time selector to action log widget
  ..F....... [ZBXNEXT-4714] fixed code style
  ..F....... [ZBXNEXT-4714] fixed code style; fixed actionlog list view; moved inline js to separate file
  ..F.I..... [ZBXNEXT-4714] updated ChangeLog file
  ..F.I..... [ZBXNEXT-4714] updated ChangeLog file
  ..F....... [ZBXNEXT-4714] fixed filter lable for action log widget filter
  ..F....... [ZBXNEXT-4714] improved implementation of action log widget multiselect filters
  ..F....... [ZBXNEXT-4714] improved implementation of action log widget filters
  ..F....... [ZBXNEXT-4714] added placeholder for search string field in action log widget
  ..F....... [ZBXNEXT-4714] implemented user, action and madia type multiselect filters for actionlog widget
  ..F....... [ZBXNEXT-4714] implemented filters for status and message in action log widget
  ...