Add more transitions to the state machine, allowing users to get to the desired state easier.
Remove lined_up state and start_work transition as draft is the new default state.
Remove commented out code
Add new transitions to help content publishers
start_work action no longer needed as content starts as draft
Assert ready to amends_needed transition is possible
I'm happy with the changes here. Would be good to confirm that isn't going to affect the Specialist Publishing team. /cc @heathd