v4.0.4.579
Merge in ADGUARD-IOS/adguard-ios from update_dns_libs to master * commit 'b49582a6e335a2a66ba02753cb40217373712f10': dnslibs v1.4.18
Merge in ADGUARD-IOS/adguard-ios from update_dns_libs to master * commit 'b49582a6e335a2a66ba02753cb40217373712f10': dnslibs v1.4.18