message: Accept more file extension in %! TeX root
  All file extensions recognized by LW are now accepted.
diff: @@ -16,7 +16,7 @@ export class FinderUtils {
  if (!vscode.window.activeTextEditor) {
  return undefined
  }
  - const regex = /^(?:%\s*!\s*T[Ee]X\sroot\s*=\s*(.*\.tex)$)/m
  + const regex = /^(?:%\s*!\s*T[Ee]X\sroot\s*=\s*(.*\.(?:tex|[jrsRS]nw|[rR]tex|jtexw))$)/m
  let content = vscode.window.activeTextEditor.document.getText()
  let result = content.match(regex)
  