Version 1.2.2

Implemented PRs #10 and #11 to change trigger from nodes.started to flows.started and remove deprecated warning

Version 1.2.0

• Added option to throw error if an invalid trigger is received for the current state
• Added unit tests

Version 1.1.0

• Fix for #1
• Added option to output messages only on state change as per #2

Version 1.0.0

First release