code: public RegressionPlan regressionPlan(String name, Project project, Map<String, Object> attributes) {
          RegressionPlan regressionPlan = new RegressionPlan(instance);
  
          regressionPlan.setName(name);
          regressionPlan.setProject(project);
          addAttributes(regressionPlan, attributes);
          regressionPlan.save();
  
          return regressionPlan;
      }
docs: Creates a new Regression Plan with title and project.
  
  @param name       Title of the plan.
  @param project    Project to assign.
  @param attributes Additional attributes for initialization Regression Plan.
  @return A newly minted Regression Plan that exists in the VersionOne system.