corrected alpha and beta angles - dimensionality analysis - strike determination

Signed-off-by: LK <LK@uni>
included methods to return teh 1d- or 2d-only parts of Z and PT

Signed-off-by: LK <LK@uni>
started distortion module

Signed-off-by: LK <LK@uni>
commented the distortion module

Signed-off-by: LK <LK@uni>