| ⇢ | B | Errors::all() added | |
| ⇢ | A | Model::getPropertyTitle() added | |
| ⇢ | A | Errors::add() added | |
| ⇢ | A | Errors::getIterator() added | |
| ⇢ | A | Model::setLocale() added | |
| ⇢ | A | Errors::getLocale() added | |
| B | ↗ | A | Model::hasRequiredValues() improved | 
| C | ↘ | D | Model::validateValue() got worse | 
| A | ↛ | Errors::find() removed | |
| A | ↛ | Errors::sanitize() removed | |
| A | ↛ | Errors::current() removed | |
| A | ↛ | Errors::push() removed | |
| A | ↛ | Errors::errors() removed | |
| A | ↛ | Errors::messages() removed | |
| A | ↛ | Errors::rewind() removed | |
| A | ↛ | Errors::key() removed | |
| A | ↛ | Errors::next() removed | |
| A | ↛ | Errors::valid() removed |