my-json-to-xml-writer v0.0.1

#my-json-to-xml-writer

1. Accepts the array of students and name/path of file.
2. Check existance of file and ask user before overwrite if exsists.
3. Writing the given sorted result into a target file in a xml format, return success message.
4. Send an error message on each stage if something goes wrong. Which will returned through callback function.