Fix for ack latency when no commands are issued
Fix for ack latency when no commands are issued

Parrot-Developers/libARNetwork,kradhub/libARNetwork,kradhub/libARNetwork,Parrot-Developers/libARNetwork,niavok/libARNetwork,kradhub/libARNetwork,niavok/libARNetwork,Parrot-Developers/libARNetwork,niavok/libARNetwork,Parrot-Developers/libARNetwork