Add an encrypt, decrypt and smash function for - [ ] 1. Polybus Square Cipher - [ ] 2. Columnar Transposition Cipher - [ ] 3. Autokey Cipher - [ ] 4. Beaufort Cipher - [ ] 5. Porta Cipher - [ ] 6. Running Key Cipher - [ ] 7. Four-Square Cipher - [ ] 8. Hill Cipher - [ ] 9. Playfair Cipher