| ⇢ | A | BaseSpecification added |
| ⇢ | A | BaseSpecification::getFilter() added | |
| ⇢ | A | BaseSpecification::modify() added | |
| ⇢ | A | BaseSpecification::getSpec() added | |
| ⇢ | A | BaseSpecification::getAlias() added | |
| ⇢ | A | BaseSpecification::__construct() added | |
| A | ↛ | BaseSpecification::getFilter() removed | |
| A | ↛ | BaseSpecification::modify() removed | |
| A | ↛ | BaseSpecification::getSpec() removed | |
| A | ↛ | BaseSpecification::getAlias() removed | |
| A | ↛ | BaseSpecification::__construct() removed |