OO-533: fix ordering issues, fix search button in flexi table

src/main/java/org/olat/core/gui/components/form/flexible/impl/elements/table/FlexiTableElementImpl.java

@@ -108,6 +108,7 @@ public class FlexiTableElementImpl extends FormItemImpl implements FlexiTableEle
 			searchFieldEl.showLabel(false);
 			searchButton = new FormLinkImpl(dispatchId + "_searchButton", "rSearchButton", "search", Link.BUTTON);
 			searchButton.setTranslator(translator);
+			searchButton.setCustomEnabledLinkCSS("b_with_small_icon_right b_with_small_icon_only o_fulltext_search_button");
 			
 			components.put("rSearch", searchFieldEl);
 			components.put("rSearchB", searchButton);

src/main/java/org/olat/modules/qpool/ui/AbstractItemListController.java

@@ -89,9 +89,9 @@ public abstract class AbstractItemListController extends FormBasicController imp
 		columnsModel.addFlexiColumnModel(new DefaultFlexiColumnModel(Cols.key.i18nKey(), Cols.key.ordinal(), true, "key"));
 		//columnsModel.addFlexiColumnModel(new DefaultFlexiColumnModel(Cols.identifier.i18nKey(), Cols.identifier.ordinal(), true, "identifier"));
 		columnsModel.addFlexiColumnModel(new DefaultFlexiColumnModel(Cols.title.i18nKey(), Cols.title.ordinal(), true, "title"));
-		columnsModel.addFlexiColumnModel(new DefaultFlexiColumnModel(Cols.taxnonomyLevel.i18nKey(), Cols.taxnonomyLevel.ordinal(), true, "taxonomyLevel.field"));
-		columnsModel.addFlexiColumnModel(new DefaultFlexiColumnModel(Cols.difficulty.i18nKey(), Cols.difficulty.ordinal(), true, "point"));
-		columnsModel.addFlexiColumnModel(new DefaultFlexiColumnModel(Cols.type.i18nKey(), Cols.type.ordinal(), true, "type"));
+		columnsModel.addFlexiColumnModel(new DefaultFlexiColumnModel(Cols.taxnonomyLevel.i18nKey(), Cols.taxnonomyLevel.ordinal(), true, "taxonomyLevel"));
+		columnsModel.addFlexiColumnModel(new DefaultFlexiColumnModel(Cols.difficulty.i18nKey(), Cols.difficulty.ordinal(), true, "difficulty"));
+		columnsModel.addFlexiColumnModel(new DefaultFlexiColumnModel(Cols.type.i18nKey(), Cols.type.ordinal(), true, "itemType"));
 		columnsModel.addFlexiColumnModel(new DefaultFlexiColumnModel(Cols.format.i18nKey(), Cols.format.ordinal(), true, "format"));
 		columnsModel.addFlexiColumnModel(new DefaultFlexiColumnModel(Cols.rating.i18nKey(), Cols.rating.ordinal(), true, "rating"));
 		columnsModel.addFlexiColumnModel(new DefaultFlexiColumnModel(Cols.status.i18nKey(), Cols.status.ordinal(), true, "status"));