Zabbix

........S. [ZBX-19814] added ignoring final result in case if fping quits on a signal

* commit 'e8e8b002158f2d6b985260df93afb207c13b95d2':
  ........S. [ZBX-19814] return fail on signal
  ........S. [ZBX-19814] removed change in config, added signal unblock on early exit
  ........S. [ZBX-19814] removed DISCARDED
  ........S. [ZBX-19814] moved signal block
  ........S. [ZBX-19814] reverted changes in discoverer
  ........S. [ZBX-19814] fixed double ping in discoverer, added signal block to pinger
  ........S. [ZBX-19814] added ignoring final result in case if fping quits on a signal
  ........S. [ZBX-19814] added ignoring final result in case if fping quits on a signal