Only move card back to OpenDestinationList on opened and reopened actions
Only move card back to OpenDestinationList on opened and reopened actions

Additional pull_request events (pull_request.milestoned & pull_request.synchronize) were causing cards to move back to the list used for open pull requests.

mpirik/github-trello-card-events,mpirik/github-trello-card-events,mpirik/github-trello-card-events