Functions for logger support:
•canLoggerLevel
Returns the amount of space used by the logger.
•canLoggerRead
Reads the oldest message on the logger. (mode 1)
•canLoggerRead2
Reads the oldest message on the logger. (mode 2)
•canLoggerSetup
Configures logging feature.
•canLoggerStart
Starts logging received messages.
•canLoggerStop
Stops logging received messages.
•canLoggerToMemory
Moves the contents of the logger to memory.
