Zabbix

A.F.I..... [ZBXNEXT-5250] dropped support of screen element 'Screen'

* commit 'ea5dac403eb53ac30da09734a0df948dcc9e321e':
  .......... [ZBXNEXT-5250] removed screen element 'Screen' from Selenium autotests
  A.F....... [ZBXNEXT-5250] removed unused code
  ........S. [ZBXNEXT-5250] added comment in the database upgrade patch
  ..F....... [ZBXNEXT-5250] improved screen import unit test
  ..F....... [ZBXNEXT-5250] added unittest for import converter
  ....I..... [ZBXNEXT-5250] fixed coding style
  ....I..... [ZBXNEXT-5250] fixed upgrade patch
  ..F.I..... [ZBXNEXT-5250] improved upgrade patch and removed redundant code
  A.F.I..... [ZBXNEXT-5250] removed screen element 'Screen'