| ⇢ | A | ObjectMapper added | |
| A | ↘ | B | Schema got worse | 
| ⇢ | B | ObjectMapper::map() added | |
| ⇢ | B | Schema::castPropertyWithoutExtraneous() added | |
| ⇢ | B | Schema::removeExtraneous() added | |
| ⇢ | A | Schema::castProperties() added | |
| ⇢ | A | ObjectMapper::setPropertyValue() added | |
| ⇢ | A | ObjectMapper::getPropertyValue() added | |
| ⇢ | A | Schema::map() added | |
| ⇢ | A | Schema::castPropertiesWithoutExtraneous() added | |
| A | ↘ | B | Schema::__construct() got worse |