Merge pull request #15 from D-ENCODER/dev

Polybius Cipher encryption and decryption algorithms added

Merge pull request #13 from D-ENCODER/dev

Blowfish cipher encryption and decryption algorithm added

Merge pull request #8 from D-ENCODER/dev

vernam cipher algorithms added for encryption and decryption

Merge pull request #6 from D-ENCODER/dev

Rail Fence algorithm added

Update README.md

Update README.md

Update README.md

minor changes