Add AES Algorithm

[unniznd]

Feature description

Implement AES 128 Algorithm

[tianyizheng02]

As stated in our contributing guidelines,

Do not create an issue to contribute an algorithm. Please submit a pull request instead.

If you wish to contribute this algorithm, you're welcome to open a PR. Just make sure that you implement the algorithm yourself (i.e., do not just import an AES function from a library).