New Ada files. Mostly package but a complete Lomb.

A complete Lomb procedure added with supporting packages: Astro,
Astro.Lomb, Messages. Other generic packages added: Utility (sort),
Text_Format, Primes, Polynomial (Chebyshev).
mged_data_subtract_phased_mean error correction.
Deleted working file

I don't have the paradigm yet. These should not even appear here.