update readme with link to dutch translation
update readme with link to dutch translation

shawinder/spectrum,safareli/spectrum,armanforghani/spectrum,GerHobbelt/spectrum,Rise-Vision/spectrum,GerHobbelt/spectrum,hakimel/slides-spectrum,maurojs25/spectrum,baiyanghese/slides-spectrum,kotmatpockuh/spectrum,inscriptionweb/spectrum,c9s/spectrum,liitii/spectrum,liitii/spectrum,armanforghani/spectrum,ajssd/spectrum,CodeLoversAt/spectrum,safareli/spectrum,maurojs25/spectrum,bgrins/spectrum,bgrins/spectrum,ginlime/spectrum,ajssd/spectrum,inscriptionweb/spectrum,ginlime/spectrum,kotmatpockuh/spectrum,shawinder/spectrum