by namespace CGAL { and } //namespace CGAL. in all .h and .cpp files
in a directory.
Apply it to all packages in the trunk
Remove macro definition from the config.h file.
The additional dummy "int" specifies that the 2 points are
the lower-left and upper-right corner. This is more efficient
when one knows they are already in this configuration.
Same thing for Iso_cuboid_3, and the functors.
Use them in Cartesian_converter and Homogeneous_converter.