| ⇢ | A | LabelFilterViewHelper added | |
| ⇢ | A | LabelPrefixesViewHelper added |
| ⇢ | A | LabelPrefixesViewHelper::applySortBy() added | |
| ⇢ | A | OptionCollection::getLowercaseLabelPrefixes() added | |
| ⇢ | A | OptionCollection::getByLowercaseLabelPrefix() added | |
| ⇢ | A | OptionCollection::getLabelPrefixes() added | |
| ⇢ | A | LabelFilterViewHelper::initializeArguments() added | |
| ⇢ | A | LabelFilterViewHelper::renderStatic() added | |
| ⇢ | A | LabelPrefixesViewHelper::initializeArguments() added | |
| ⇢ | A | LabelPrefixesViewHelper::renderStatic() added | |
| B | ↗ | A | ConnectionManager::getConfiguredSolrConnections() improved |