Completed an update to version 2.1.2. using ghost-cli.
The following message is displayed in the editor:

Completed an update to version 2.1.2. using ghost-cli.
The following message is displayed in the editor:

The update notification is a little low-IQ at the moment, it will appear when your Ghost version is out of date, but will only disappear after clicking on the X on the right there.
We should probably fix that 