CHANGE: The interlinear gloss schema is now inferred from the first utterance in a text. The \schema backslash code is no longer needed. If the first utterance contains only backslash codes, it is not treated as data, just as as schema. CHANGE: Language abbreviations for translations, glosses, and notes are now required to be valid ISO language tags. (For transcriptions, however, valid ISO tags are recommended but not required). CHANGE: The note (\n) line is now structured as follows: {source} ({language}): {text}. CHANGE: Require the speaker line (\sp) to be a valid DLx abbreviation. CHANGE: Improve wording and clarity throughout the specification. DOCS: Clarify that the gloses line (\gl) may be in multiple languages. DOCS: Clarify that qu...