the filling direction of each glyph is now re-computed on the
fly, given that we cannot rely on the "flags" field of the
source outline..
this fixes problems with many fonts, including the Arphic ones
(not to say that CJK fonts are handled better for now though..)
Formatting.
Replacing many enums with #defines since we do arithmetics (especially
ORing which would produce undefined enum values). The ideal thing instead
of #defines is `const int' as provided in C++...
Adding header files to rules.mk
David Turner