Radio: Added documentation and comments.
Radio: Added addRadio and removeRadio to INeighborCache and moved to public section.
Radio: Deleted obsolete test and updated accidentally ignored fingerprint.
Radio: Added comments and changed TODOs.
Radio: Removed unused interface.
Radio: Removed transmitToChannel and sendToChannel from the interface.
Radio: Radio mode switch cleanup.
Radio: Removed the support of parallel reception of multiple radio signals.

Disabled related module tests.
Radio: Changed comments and TODOs.
Radio: Merged RadioBase into Radio.
Radio: Better RadioTransmissionRequest processing.
Radio: Changed nextId to be reusable by other implementations for interoperability.
Radio: copied the new AODV protocol.
Revert "AODV: renamed ModuleAccess parameters and uses getModuleFromPar()"

This reverts commit a06bb42705ed4d8143c50c379c9be6cdb14d8b48.
IdealMac: added support for NF_LINK_BREAK
IdealMac: FIXES: added destructor; lastSentPk and ackTimeoutMsg were not deleted, registered NF_LINK_BREAK signal with type IPv4Datagram.
AODV example: changed omnetpp.ini so that it works with the new Radio.
IPv4Route: added routing info for AODV protocol.
IdealMac: fixed a merge error in commit @7dc6a57f2a42f59.
Radio: added a FIXME.