Navigation/AUV/Ranger: Added preliminary task to ping LBL beacons and Acoustic modems.
Transports/Evologics: Demoted inf() message to debug().
Transports/Evologics: Added getMultipathStructure(),
switchToNoiseState(), and switchToListenState(). Fetch more than just
the firmware version.
DUNE/Hardware: Cleaned a few debug messages in BasicModem and HayesModem.
Transports/Evologics: Request multipath structure after receiving data.
Config: auv/monitors.ini: Removed LBL from Monitors.Entities Default Monitoring.
Transports/Evologics: Added proper handling of RECVIMS.