Appledoc 2.0.6 for Snow Leopard
Add Povray 3.6.x
node06: remove skip_clean :all
tomcat6: remove skip_clean :all
ruby192: remove skip_clean :all
llvm-gcc28: remove skip_clean :all
erlang-r13: use MacOS.version instead of MACOS_VERSION
python32: fix audit warnings
jpeg: fix audit warning
python24: fix audit warning
python24: gdbm and readline are recommended deps
python25: fix audit warnings
python26: fix audit warnings
node4: fix audit warnings
node06: fix audit warnings
gsl114: fix audit warnings
gmp4: fix audit warnings
subversion16: fix audit warnings
python31: fix audit warnings
erlang-r13: fix audit warnings