Many thanks to Olaf Bousché, who solved the issue relative to the new Graphics system of Matlab R2014b.
Many thanks to Yoel Forterre, who pointed a bug in the definition of the correlation coefficient R.
Many thanks to Francis Burton and Nicholas Sinclair, who solved the issue of the corrupted figure files containing the Ezyfit menu.
D. Doppler, C. Morize, J. Seiwert, D.J. Bilar, P. Erbach, D. Lueerssen, T. Mitchell, J. Wiley, S. Haddock, L. Kogan, P. Kinnunen, T. Garcia-Nolen, A. de Zegher, J. Bagrow, A. Hector, for suggestions and bug reports (although some are still on my to-do list!)
Suggestions and bug fixes from anonymous users of Matlab Central (Patrick, Rene) are also acknowledged.