func (c *Config) Reset() {
	c.config = make(map[string]map[string]string)
}
Reset function reset the map in the configuration.
package config
import (
	"bufio"
	"errors"
	"fmt"
	"io/ioutil"
	"os"
	"strings"
)
var commentPrefix = []string{"//", "#", ";"}
type Config struct {
	filename string
	config   map[string]map[string]string
}
func NewConfig(filename string) *Config {
	c := new(Config)
	c.filename = filename
	c.config = make(map[string]map[string]string)
	return c
}
func (c *Config) Filename() string {
	return c.filename
}
func (c *Config) SetFilename(filename string) {
	c.filename = filename
}