Zabbix

..F....... [DEV-2451] fixed inefficient URL schema validation

* commit 'e02c0a8b3d27528c8e61da21cd69158d3b964e67':
  ..F....... [DEV-2451] fixed double quoting in the error message
  .......... [DEV-2451] added unit tests
  ..F....... [DEV-2451] reverted code style change
  ..F....... [DEV-2451] fixed inefficient URL schema validation
  ..F....... [DEV-2451] fixed line terminators being allowed in URI scheme
  ..F....... [DEV-2451] fixed code style
  ..F....... [DEV-2451] fixed inefficient URL schema validation