mime.go
func New(filename string, utf8 bool) *Reader {
	return &Reader{filename, utf8, nil, sync.Mutex{}}
}
func New(filename string, utf8 bool) *Reader {
	return &Reader{filename, utf8, nil, sync.Mutex{}}
}
func New ( filename string , utf8 bool ) * Reader { return & Reader { filename , utf8 , nil , sync . Mutex { } } }
// New creates a new Reader. The filename is a list of mimetypes and extensions.
// If utf8 is true, "; charset=utf-8" will be added when setting http headers.
New creates a new Reader . The filename is a list of mimetypes and extensions . If utf8 is true ; charset = utf - 8 will be added when setting http headers .