Adding the function to delete / edit a message with a mini archive of this message.

[VictorV96]

Subject of the issue

Adding the function to delete / edit a message with a mini archive of this message.

Is this a bug report of a feature request?

• [ ] Bug report
• [+] Feature request

Your environment

Server-side

• [+] api.tinode.co
• [+] Your own setup: Linux Клиент: TinodeWeb/0.16.0-rc1 (tinodejs/0.16.0-rc1) Сервер: 0.16 rethinkdb:v0.16.0-rc1; (api.tinode.co)

Client-side

• [+] TinodeWeb/tinodejs: javascript client
  • Browser make and version.
• [+] Tindroid: Android app
  • Android API level (e.g. 25).
  • Emulator or hardware, if hardware describe it.
• [ ] tn-cli
  • Python version
• [ ] Chatbot
  • Python version
• Version of the client, e.g. 0.15.1

Steps to reproduce

Deleting a message

Expected behaviour

Delete / edit the message from the sender (the message frame remains, only the text changes to "Message deleted" / "Edited message"). Deleted / edited message by the recipient "Message deleted" / "Edited message".

But in both cases it is possible to see the history of editing | delete.

Actual behaviour

Deletion on the client side.