PCNG uses the workflow component of Plone (DCWorkflow) to implement its own
workflow for issues (pcng_issue_workflow).

The complete workflow is shown in docs/workflow.gif.


States:

  - 'created'  -- initial state

  - 'pending' -- state after submitting a new issues

  - 'resolved' -- issue has been resolved

  - 'accepted' -- issue accepted and assigned

  - 'defered' -- issue effort defered

  - 'rejected' -- issue has been rejected

  - 'resigned' -- issue can not or will not be resolved
