Provide 'coerce' and 'mapall' instead of 'map'.
Remove useless underscores in sfsfun.boot.
Update documentation.
distro.spad.pamphlet: cleanups
Improve algebraic function integration.
Update computation.spad.pamphlet.
distro: New package for moments, cumulants and orthogonal polynomials.
Minor cleanups.
Use RetractableFrom.
Optimize comparisons.