Apply Debian patch: 'reduce-lab-color.patch' from Bebian bug #755124
Apply Debian patch: 'reduce-lab-color.patch' from Bebian bug #755124

ellson/graphviz,jho1965us/graphviz,ellson/graphviz,pixelglow/graphviz,ellson/graphviz,ellson/graphviz,jho1965us/graphviz,pixelglow/graphviz,pixelglow/graphviz,pixelglow/graphviz,jho1965us/graphviz,ellson/graphviz,ellson/graphviz,jho1965us/graphviz,pixelglow/graphviz,pixelglow/graphviz,ellson/graphviz,pixelglow/graphviz,ellson/graphviz,jho1965us/graphviz,jho1965us/graphviz,jho1965us/graphviz,pixelglow/graphviz,pixelglow/graphviz,ellson/graphviz,jho1965us/graphviz,ellson/graphviz,pixelglow/graphviz,pixelglow/graphviz,jho1965us/graphviz,ellson/graphviz,jho1965us/graphviz,jho1965us/graphviz