goffice 0.5.1: Jean: * Fix crash in gog_renderer_update. [#477052] * Copied FFT and complex numbers code from gnumeric. Jody: * Some extensions for OOX charts. Jon Kåre: * Fix format selector crash [#475136]. * Don't close image save as dialog after wrong extension. [#420451] Morten: * Add function to test if a format has an hour field. * Re-enable GTK_DISABLE_DEPRECATED * Fix format dialog crash. [#480971] --------------------------------------------------------------------------