Fix bug related to recent strippin of rounded and diagonal style values from vector passed to renderer.
Fix bug related to recent strippin of rounded and diagonal style values
from vector passed to renderer.

tkelman/graphviz,tkelman/graphviz,BMJHayward/graphviz,kbrock/graphviz,MjAbuz/graphviz,BMJHayward/graphviz,tkelman/graphviz,MjAbuz/graphviz,BMJHayward/graphviz,ellson/graphviz,MjAbuz/graphviz,kbrock/graphviz,MjAbuz/graphviz,ellson/graphviz,ellson/graphviz,BMJHayward/graphviz,BMJHayward/graphviz,jho1965us/graphviz,BMJHayward/graphviz,jho1965us/graphviz,pixelglow/graphviz,tkelman/graphviz,MjAbuz/graphviz,kbrock/graphviz,jho1965us/graphviz,kbrock/graphviz,tkelman/graphviz,ellson/graphviz,jho1965us/graphviz,pixelglow/graphviz,pixelglow/graphviz,pixelglow/graphviz,tkelman/graphviz,kbrock/graphviz,pixelglow/graphviz,tkelman/graphviz,MjAbuz/graphviz,ellson/graphviz,kbrock/graphviz,MjAbuz/graphviz,pixelglow/graphviz,kbrock/graphviz,BMJHayward/graphviz,tkelman/graphviz,kbrock/graphviz,MjAbuz/graphviz,tkelman/graphviz,kbrock/graphviz,MjAbuz/graphviz,ellson/graphviz,BMJHayward/graphviz,pixelglow/graphviz,ellson/graphviz,MjAbuz/graphviz,BMJHayward/graphviz,tkelman/graphviz,jho1965us/graphviz,ellson/graphviz,pixelglow/graphviz,jho1965us/graphviz,ellson/graphviz,kbrock/graphviz,BMJHayward/graphviz,jho1965us/graphviz,jho1965us/graphviz,jho1965us/graphviz,jho1965us/graphviz,pixelglow/graphviz,ellson/graphviz,kbrock/graphviz,tkelman/graphviz,pixelglow/graphviz,jho1965us/graphviz,MjAbuz/graphviz,ellson/graphviz,BMJHayward/graphviz,pixelglow/graphviz