TESTS/INTERFACE: Clean Analyzer tests

Now all first three subframes are eliminated due to bad initial values.

Signed-off-by: Gama <misept.dieseneuf@gmail.com>
INTERFACE/MANAGER: Allocate exactly as much memory as required

Signed-off-by: Gama <misept.dieseneuf@gmail.com>
SCRIPTS: Better match up between prototype and actual implementation

Signed-off-by: Gama <misept.dieseneuf@gmail.com>
SRC/DESCRIPTORS: Fix AFF bad autocorrelation buffer read

This could lead to undetected out-of-buffer reads.

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