Zabbix

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

* commit 'e01be07e79e63c47fa1ef11a36e7a329d6365815':
  ..F....... [DEV-2451] fixed double quoting in the error message
  .......... [DEV-2451] added unit tests
  ..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