Rename nmake makefiles as makefile rather than Makefile so that the build script will not remove them.
Rename nmake makefiles as makefile rather than Makefile so that
the build script will not remove them.

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