Debug log message.

Error log message.

Fatal log message.

Info log message.

Trace log message.

Warn log message.

CatDebug is the level for debug messages.

CatError is the level for error messages.

CatFatal is the level for fatal messages.

CatInfo is the level for info messages.

CatTrace is the level for trace messages.

CatWarn is the level for warn messages.

CurrentConfig is the configuration currently used for logging.

Config contains instructions on how to write log to stdout.