Fix issue of color paints that do not show right color. It is wrong to check if a canvas having valid color paint since it check on a uninitialized variable of paint type. The variable is supposed to be initialized by the paint of the canvas. It is fixed by initialize the variable correctly.

SUBDIRS = src include tools examples inkscape
pkgconfigdir = $(libdir)/pkgconfig
pkgconfig_DATA = libmbfly.pc
EXTRA_DIST = libmbfly.pc.in Doxyfile README.h

if NODEJS
  SUBDIRS += nodejs
endif