[NTG-context] [OT] Open Font Format

From pdf: "NOTE This specification is based on the OpenType®ii font

ISO/IEC 14496-22:2009 Information technology -- Coding of audio-visual objects -- Part 22: Open Font Format http://standards.iso.org/ittf/PubliclyAvailableStandards/c052136_ISO_IEC_144... format specification, and is technically equivalent to that specification." -- luigi