Correction in Numex4, take conjugate of Fourier matrix for inverse transform.
Corrected small indexing bug in ks_loop in numex2.
Now always converts the image to float when loading using imread in numex 3. Added use of gs_orthonormalization.
Corrected definition of phase in Numex4
NumEx6
Merge branch 'master' of https://github.com/LCAV/DSPNumex
Merge pull request #3 from LCAV/master

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