P2T beep
STUN keep-alive
// settingsdialog: don't loose STUN host if list not loaded (VV 4 android bug)!
AudioLevelMeter::reset_level
settingsdialog fix
load_invalid_broadcasters
handle android back button with "moveTaskToBack"!
AudioSocket::write_err_count
ChatSocket::write_buff test socket before sending!