Performant AES Implementation

Variant	Time for 1 mio. Iterations	Time for 10 mio. Iterations	Processor	OS	Compiler	Compiler Switches
`aes-32bit`	3743ms	35659ms	Intel i7-8650U	Arch Linux x86_64	`gcc`	`-g`
`aes-32bit`	2816ms	27680ms	Intel i7-8650U	Arch Linux x86_64	`gcc`	`-Ofast`
`aes-tboxes`	655ms	1266ms	Intel i7-8650U	Arch Linux x86_64	`gcc`	`-g`
`aes-tboxes`	128ms	1288ms	Intel i7-8650U	Arch Linux x86_64	`gcc`	`-Ofast`
`aes-intrinsic`	232ms	156ms	Intel i7-8650U	Arch Linux x86_64	`gcc`	`-g`
`aes-intrinsic`	17ms	145ms	Intel i7-8650U	Arch Linux x86_64	`gcc`	`-Ofast`