urbi-launch: win32 builddir fix.
urbi-launch: win32 builddir fix.

	* src/bin/urbi-launch.cc: Take LD_LIBRARY_PATH, split
	it on :, and inject it in PATH.

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