v1.2.0

AWSClusterManagers v1.2.0

Diff since v1.1.5

Merged pull requests:

• Notify Slack of CI failures (#18) (@mattBrzezinski)
• Added tests for BatchNode (#25) (@mattBrzezinski)
• Slight adjustments in documentation (#26) (@mattBrzezinski)
• MassInstallAction: Install the BlueStyleFormatter workflow on this repository (#28) (@mattBrzezinski)