logger

type Config struct {
	// Enable console logging
	ConsoleLoggingEnabled bool
	// FileLoggingEnabled makes the framework log to a file
	// the fields below can be skipped if this value is false!
	FileLoggingEnabled bool
	// MaxSize the max size in MB of the logfile before it's rolled
	MaxSize int
	// MaxBackups the max number of rolled files to keep
	MaxBackups int
	// MaxAge the max age in days to keep a logfile
	MaxAge int

	Level    string
	Filename string
}