- Minor changes in comments
- Fixed using stub during the test
- Added debugging mode for encrypting Kryptos Transposition Cipher
 + Added new methods to Common\Output class
 + Added validating source text against pad size and key
  * Added detecting problem with decrypting text: exception will be
raised
 + Added unit tests of the debugging mode and not possible decryption
- Added sample PHP scripts testing ciphers - with output available in
  the browser