Option to use standard android resolving API

[mnalis]

e.g. what apps (like web browsers etc.) see.

that one probably lacks all the detailed DNS controls, but would be very useful for comparison.

E.g. I have RethinkDNS installed (acting as VPN redirecting DNS queries to its own servers, applying blacklists and returning different results), but Androdns detects and queries my regular wifi router DNS udp/53 server provided by DHCP, which is not at all what every other Android app actually sees.