XPlanner::Iteration - an iteration within an XPlanner project

  use XPlanner;

  my $xp->login(...);
  my $iteration = $xp->projects->{"Some Project"}
                     ->iterations->{"Some Iteration"};

  my $stories = $iteration->stories;

  my $story = $iteration->add_story( %story_data );

An object representing an iteration within a project in XPlanner

  my $story = $iteration->add_story( %story_data );

Creates a new story in this $iteration. See XPlanner::Story for what fields should go into %story_data.