Add Glyphs File Format spec
Add Glyphs File Format spec

simoncozens/GlyphsSDK,schriftgestalt/GlyphsSDK,schriftgestalt/GlyphsSDK,schriftgestalt/GlyphsSDK,simoncozens/GlyphsSDK,simoncozens/GlyphsSDK,simoncozens/GlyphsSDK