Not limit width of splitpane's left side

Author: nguyenq

src/net/sourceforge/tessboxeditor/BoxEditor.fxml

@@ -117,7 +117,7 @@
     <center>
         <SplitPane fx:id="spBoxImage" dividerPositions="0.4" prefHeight="160.0" prefWidth="200.0" BorderPane.alignment="CENTER">
             <items>
-                <AnchorPane maxWidth="-Infinity" minHeight="0.0" minWidth="0.0" prefHeight="160.0" prefWidth="500.0">
+                <AnchorPane minHeight="0.0" minWidth="0.0" prefHeight="160.0" prefWidth="500.0">
                     <children>
                         <TabPane fx:id="tabPane" prefHeight="104.0" prefWidth="92.0" tabClosingPolicy="UNAVAILABLE" AnchorPane.bottomAnchor="0.0" AnchorPane.leftAnchor="0.0" AnchorPane.rightAnchor="0.0" AnchorPane.topAnchor="0.0">
                             <tabs>