MANAGER: Clean internal process function

No longer copying data to the output.

Signed-off-by: Gama <misept.dieseneuf@gmail.com>
MANAGER: Add the ability not to zero-initialize the internal memory

This is useful for tests but should probably be removed later.

Signed-off-by: Gama <misept.dieseneuf@gmail.com>
ALGORITHMS: Updated tests so they entirely rely on manager

This is part of #36.

Signed-off-by: Gama <misept.dieseneuf@gmail.com>
MANAGER: Add AutoCorrelation algorithm as available choice

Signed-off-by: Gama <misept.dieseneuf@gmail.com>
ALGORITHMS: Fix AutoCorrelation actual input parameters

The autocorrelation is done on the manager internal current window,
not on directly user-provided data.

Signed-off-by: Gama <misept.dieseneuf@gmail.com>
TESTS: Remove all direct references to the algorithm

Part of #36.

Signed-off-by: Gama <misept.dieseneuf@gmail.com>