updated README_2.3_development
updated README_2.3_development

ldbox/ldbox,h113331pp/scratchbox2,h113331pp/scratchbox2,ldbox/ldbox,ldbox/ldbox,h113331pp/scratchbox2,OlegGirko/ldbox,ldbox/ldbox,OlegGirko/ldbox,OlegGirko/ldbox,ldbox/ldbox,OlegGirko/ldbox,ldbox/ldbox,OlegGirko/ldbox,h113331pp/scratchbox2,h113331pp/scratchbox2,h113331pp/scratchbox2,OlegGirko/ldbox