Zabbix

.......... [DEV-3739] created selenium test for checking dashboard widget communication

* commit 'a2065f96b3ae4282e480e64b38ceaef861a29316': (24 commits)
  .......... [DEV-3739] fixed minor type-os in selenium test
  .......... [DEV-3739] applied coding style fixes and error corrections according to review comments
  .......... [DEV-3739] added micro style fix
  .......... [DEV-3739] removed numbering of cases in data provider
  .......... [DEV-3739] removed debug info from widgets
  .......... [DEV-3739] removed sleep from test
  .......... [DEV-3739] added debug info to widgets
  .......... [DEV-3739] started experimenting with MariaDB browser errors - part 10
  .......... [DEV-3739] started experimenting with MariaDB browser errors - part 9
  .......... [DEV-3739] started experimenting with MariaDB browser errors - part 8
  .......... [DEV-3739] started experimenting with MariaDB browser errors - part 7
  .......... [DEV-3739] started experimenting with MariaDB browser errors - part 6
  .......... [DEV-3739] started experimenting with MariaDB browser errors - part 5
  .......... [DEV-3739] started experimenting with MariaDB browser errors - part 4
  .......... [DEV-3739] started experimenting with MariaDB browser errors - part 3
  .......... [DEV-3739] started experimenting with MariaDB browser errors - part 2
  .......... [DEV-3739] started experimenting with MariaDB browser errors - part 2
  .......... [DEV-3739] started experimenting with MariaDB browser errors
  .......... [DEV-3739] added test case names to data providers, moved widget type detection to behavior and applied multiple coding style fixes
  .......... [DEV-3739] removed wait solution that didn't help and changed the waiting condition
  ...

(cherry picked from commit ed90930a3ea75c6e360914eaa7ae64d9538f3198)