Description:

Rocket.Chat currently uses a very outdated version of EmojiOne.
From https://github.com/emojione/emojione#emojione-version-2

EmojiOne version 2 is no longer supported or distributed.

Server Setup Information:

• Version of Rocket.Chat Server: 70afb0e