goffice 0.10.48: Jean: * Avoid serializing empty graph data. [#46] * Clip data labels in XY plots. [#47] * Don't emit a critical for invalid series in Logarithmic fit. [#49] * Optimize GtkWidget embedding in the canvas. See #465. * Clip grid lines rendering to the plot area. [#50] * Speed up GocGroup for large number of children. [Gnumeric #465] * Make GocGroup usable as a widgetless canvas. Morten: * Avoid critical in document image handling. * Introspection fixes. * Speed up GocGroup for large number of children. [Gnumeric #465] * Stop checking for Xrender. * Plug leaks. --------------------------------------------------------------------------