如何在 capistrano 任务的输出中允许回车？我得到类似的东西：
** [out :: ***.cloudapp.net] (Reading database ... 5%
** [out :: ***.cloudapp.net] (Reading database ... 10%
** [out :: ***.cloudapp.net] (Reading database ... 15%
** [out :: ***.cloudapp.net] (Reading database ... 20%
** [out :: ***.cloudapp.net] (Reading database ... 25%
...