miti/Decryptor: Mitigator decryptor code (work-in-progress)

dettanym aa16d23233 Complete refactor - compiles, links. Yet to test it.		4 lat temu
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LA.cpp	aa16d23233 Complete refactor - compiles, links. Yet to test it.	4 lat temu
Transforms.cpp	aa16d23233 Complete refactor - compiles, links. Yet to test it.	4 lat temu