urbi-root: Use public headers only.
urbi-root: Use public headers only.

	* src/liburbi/urbi-root.cc: Include libport/config.h and use
	LIBPORT_URBI_HOST instead of URBI_HOST from sdk/config.h.

aldebaran/urbi,urbiforge/urbi,urbiforge/urbi,urbiforge/urbi,urbiforge/urbi,aldebaran/urbi,urbiforge/urbi,aldebaran/urbi,urbiforge/urbi,aldebaran/urbi,urbiforge/urbi,aldebaran/urbi,urbiforge/urbi,aldebaran/urbi,aldebaran/urbi,aldebaran/urbi,urbiforge/urbi