| ⇢ | A | Version20191019185237 added |
| ⇢ | A | Course::setSku() added | |
| ⇢ | A | Course::getSku() added | |
| ⇢ | A | UserManager::addCourseByTitleOrSku() added | |
| ⇢ | A | CourseRepository::getOneByTitleOrSku() added | |
| ⇢ | A | Version20191019185237::down() added | |
| ⇢ | A | Version20191019185237::getDescription() added | |
| ⇢ | A | Version20191019185237::up() added | |
| A | ↛ | CourseRepository::getOneByTitle() removed | |
| A | ↛ | UserManager::addCourseByTitle() removed |