Feat at all

[hcfw007]

#2394

[huan]

Could you please also add a unit test to see the behavior of the new method?

Thank you very much!

[hcfw007]

Could you please also add a unit test to see the behavior of the new method?

Thank you very much!

This PR will require changes in wechaty-puppet first. @huan Could you confirm that this design is fine with you? Becuase I find it not very elegant.

this.wechaty.puppet.roomAnnounce(
      this.id,
      finalText,
      false,
      metionList.map(c => c.id)
}