Don't handle error when create file log

[Hiep Vo]

Beaver/beaver.go

Line 58 in d66531b

 f, _ := os.Create(fmt.Sprintf("%s/gin.log", viper.GetString("log.path"))) 

[Hiep Vo]

If log.path doesn't exists it will silent failure, so i think should handle error.

[Ahmed]

You are indeed right @andrewvo148, I should do panic in this case.
If you wanna update this, would be nice otherwise i will do that

[Hiep Vo]

@Clivern . I very happy to make it