pkrumins/node-png — pull request #37 by dr15x86 (2013-09-28 13:37:31+00:00)
Title: BW (bitonal) image type

Hello.
I add support bitonal (where image have only black and white pixels) image type.
Now only for png class. But if need, I (or @jwilm ?) can modify dynamic_ and fixed_ png_stack.

Also I add simple example how it use.
Sorry for my English.