Hubot is breaks with rocket: 3.8.0

[ataraxus]

Description:

Hubot of us crashes when receiving message, worked from 2.x up until 3.8.0

Steps to reproduce:

Subscribe to channel
receive message

Expected behavior:

no crash

Actual behavior:

Crashes

Server Setup Information:

• Version of Rocket.Chat Server:
• Operating System:
• Deployment Method:
• Number of Running Instances:
• DB Replicaset Oplog:
• NodeJS Version:
• MongoDB Version:

Client Setup Information

• Desktop App or Browser Version: Hubot 3
• Operating System: Raspbian

Additional context

the issue is, that the SDK Driver receives an array of messages instead an object.

offending line:
https://github.com/RocketChat/Rocket.Chat.js.SDK/blob/e507e86faf049751218a08f6488545ec77d33309/src/lib/driver.ts#L397

quick fix, add line 352:
message=message[0];