message: Compute duplicates based on default cmd signatures
  Many default commands like section are also provided by latex-document_cmd.json.
  To avoid duplicates between these two, we must use the same convention
  as in package cmds.
diff: @@ -102,7 +102,7 @@ export class Command implements IProvider {
  }
  cmd.range = range
  suggestions.push(cmd)
  - cmdList.add(this.getCmdName(cmd))
  + cmdList.add(this.getCmdSignature(cmd))
  })
  // Insert unimathsymbols
  