changed combobox to a searchable combobox

Author: bhrhmn

jabgui/src/main/resources/org/jabref/gui/commonfxcontrols/FieldFormatterCleanupsPanel.fxml

@@ -3,13 +3,13 @@
 <?import javafx.geometry.Insets?>
 <?import javafx.scene.control.Button?>
 <?import javafx.scene.control.CheckBox?>
-<?import javafx.scene.control.ComboBox?>
 <?import javafx.scene.control.TableColumn?>
 <?import javafx.scene.control.TableView?>
 <?import javafx.scene.control.Tooltip?>
 <?import javafx.scene.layout.HBox?>
 <?import javafx.scene.layout.VBox?>
 <?import org.jabref.gui.icon.JabRefIconView?>
+<?import org.controlsfx.control.SearchableComboBox?>
 <fx:root spacing="10.0" type="VBox"
     xmlns="http://javafx.com/javafx/10.0.2-internal" xmlns:fx="http://javafx.com/fxml/1"
     fx:controller="org.jabref.gui.commonfxcontrols.FieldFormatterCleanupsPanel">
@@ -30,9 +30,9 @@
                 </columnResizePolicy>
             </TableView>
             <HBox spacing="4.0">
-                <ComboBox fx:id="addableFields" editable="true" disable="${!cleanupsEnabled.selected}"
+                <SearchableComboBox fx:id="addableFields" editable="true" disable="${!cleanupsEnabled.selected}"
                           HBox.hgrow="SOMETIMES" minWidth="100.0"/>
-                <ComboBox fx:id="addableFormatters" disable="${!cleanupsEnabled.selected}"
+                <SearchableComboBox fx:id="addableFormatters" disable="${!cleanupsEnabled.selected}"
                           HBox.hgrow="ALWAYS" minWidth="100.0" maxWidth="Infinity"/>
             </HBox>
         </VBox>