message: Fix Add eol to newcommandFile for mathjax
diff: @@ -144,7 +144,7 @@ export class HoverProvider implements vscode.HoverProvider {
  commands.push(command)
  }
  } while (result)
  - return commandsString + commands.join('')
  + return commandsString + '\n' + commands.join('')
  }
  private async provideHoverOnCommand(token: string) : Promise<vscode.Hover | undefined> {
  