Added company fields
added missing fields in structs (#15) * added missing fields in structs * Added DiplomaDetails struct and other required fields to Student struct * changed diploma field to use EducationDetails struct * fixed formatting Signed-off-by: Vyas Giri <vyas.giri.cer22@itbhu.ac.in> --------- Signed-off-by: Vyas Giri <vyas.giri.cer22@itbhu.ac.in>