* gdk/Color.custom: Added constructors from System.Drawing.Color
and from rgb byte tuples.
* gdk/Colormap.custom: Add new .custom file for the AllocColor
call.
svn path=/trunk/gtk-sharp/; revision=12054
* gdk/Point.custom: Use (x,y) instead.
* gdk/Color.custom: Use the X rgb color format specification.
* gdk/Rectangle.custom: Use the X geometry format for Rectangles.
svn path=/trunk/gtk-sharp/; revision=8066