* automatic connection loss recovery * dhtrunner: asynchronous DNS lookup for bootstrap * handle values up to 64k * better support for large values on macOS * dht: add callback to pingNode * fix compilation with recent clang versions
* automatic connection loss recovery * dhtrunner: asynchronous DNS lookup for bootstrap * handle values up to 64k * better support for large values on macOS * dht: add callback to pingNode * fix compilation with recent clang versions