Fazlul Shahriar

This is the CL: https://go-review.googlesource.com/c/image/+/170578

Sorry I didn't get around to finishing this. The CL I created probably works well enough for duitdraw's needs, but it gets a lot of details wrong. It doesn't compute...

I looked into sfnt a bit and saw Glyph and GlyphBounds are [unimplemented](https://github.com/golang/image/blob/master/font/opentype/face.go#L81). I don't know if I'm knowledgeable enough to implement them correctly. What's missing from the example is...