| ⇢ | B | UserManager::getFirstStudentBoss() added | |
| ⇢ | B | UserManager::getStudentBossList() added | |
| ⇢ | A | UserManager::subscribeUserToBossList() added | |
| ⇢ | A | UserManager::subscribeBossToUsers() added | |
| A | ↘ | B | UserManager::getUsersFollowedByStudentBoss() got worse |
| B | ↛ | UserManager::getStudentBoss() removed | |
| A | ↛ | UserManager::subscribeUsersToBoss() removed |