message: Optimizese API Controller for FreeTextUnit
diff: @@ -19,9 +19,7 @@ export class FreeTextUnitController extends UnitController {
  return new BadRequestError('No free-text unit was submitted.');
  }
  - return new Promise((resolve) => {
  - resolve(new FreeTextUnit(data.model).save());
  - })
  + return new FreeTextUnit(data.model).save()
  .then((savedFreeTextUnit) => {
  return this.pushToLecture(data.lectureId, savedFreeTextUnit);
  });
  