original author : kennnyshiwa
➥ List all the static and animated emojis of a server.
➥ Use listemoji to display the emojis as {emoji} → {emoji_name}
➥ Use listemoji true to display the emojis as {emoji} → {emoji_name+id}
➥ The title Emojis for: {server_name} is sent as a separate message so that it can be easily deleted if you prefer not to have it.
➥ To prevent rate limits, bot waits 0.5 seconds before sending the next page of emojis.