func SetLevelFormat(levelName string, formatter string, opts ...interface{}) *Logger {
	return Default.SetLevelFormat(levelName, formatter, opts...)
}
SetLevelFormat changes the output format for the given "levelName".
package golog
import (
	"io"
	"github.com/kataras/pio"
)
func NewLine(newLineChar string) {
	pio.NewLine = []byte(newLineChar)
}
var Default = New()
func Reset() {
	Default = New()
}
func SetOutput(w io.Writer) {
	Default.SetOutput(w)
}
func AddOutput(writers ...io.Writer) {
	Default.AddOutput(writers...)
}
func SetPrefix(s string) *Logger {
	return Default.SetPrefix(s)
}
func SetTimeFormat(s string) *Logger {
	return Default.SetTimeFormat(s)
}
func SetStacktraceLimit(limit int) *Logger {
	return Default.SetStacktraceLimit(limit)
}
func RegisterFormatter(f Formatter) *Logger {
	return Default.RegisterFormatter(f)
}
func SetFormat(formatter string, opts ...interface{}) *Logger {
	return Default.SetFormat(formatter, opts...)
}