| ⇢ | A | WhatsNewCheck added | 
| ⇢ | B | WhatsNewCheck::check() added | |
| ⇢ | A | WhatsNewCheck::extractData() added | |
| ⇢ | A | WhatsNewCheck::queryChangesServer() added | |
| ⇢ | A | WhatsNewCheck::__construct() added | |
| ⇢ | A | WhatsNewCheck::normalizeVersion() added | |
| ⇢ | A | WhatsNewCheck::evaluateResponse() added | |
| ⇢ | A | WhatsNewCheck::cacheResult() added | |
| ⇢ | A | WhatsNewCheck::getChangesForVersion() added | 
| B | ↘ | C | js/advanced.js got worse |