Removed obsolete NotificationBoard notification types.
Added a TODO item.
Moved mobility modules into separate folders.
Fixed NED names after move.
Added new power supply contract.
Added two power supply implementations.
Fixed include path.
Dropped MiXiMDefs.h
Dropped MiXiM host state.
Deleted obsolete MiximBatteryAccess.
Removed obsolete drawCurrent function.
Added RadioBase to avoid duplicating gates, signals, etc.
Added signal declaration to MobilityBase.
Deleted obsolete AddressingInterface.
Removed obsolete BaseBattery.
Deleted obsolete battery models.
Deleted obsolete IdealChannelModelAccess fixup.
Replaced power consumption model in SimplifiedRadio.
Replaced battery submodule with powerSource in NodeBase.
Fixed oppfeatures to reflect recent changes.