code: public Collection<? extends Action> getProjectActions() {
          // delegate to getJobAction (singular) for backward compatible behavior
          Action a = getProjectAction();
          if (a==null)    return Collections.emptyList();
          return Collections.singletonList(a);
      }
docs: {@link Action}s to be displayed in the job page.
  
  @return
  can be empty but never null
  @since 1.341