message: Use stringify ro compute glossary labels
diff: @@ -123,8 +123,8 @@ export class Glossary implements IProvider {
  description = arr.join(' ')
  }
  - if (latexParser.isGroup(labelNode) && latexParser.isTextString(labelNode.content[0])) {
  - label = latexParser.stringify(labelNode.content[0])
  + if (latexParser.isGroup(labelNode)) {
  + label = latexParser.stringify(labelNode).slice(1, -1)
  }
  return {label, description}
  