“28. … In short, if the termination of service is founded on the right flowing from contract or the service rules then, prima facie, the termination is not a punishment and carries with it no evil consequences and so Article 311 is not attracted. But even if the Government has, by contract or under the rules, the right to terminate the employment without going through the procedure prescribed for inflicting the punishment of dismissal or removal or reduction in rank, the Government may, nevertheless, choose to punish the servant and if the termination of service is sought to be founded on misconduct, negligence, inefficiency or other disqualification, then it is a punishment and the requirements of Article 311 must be complied with.” ”