Add new HtmlUnitDriver(BrowserVersion,boolean)

Currently there is a constructor
with BrowserVersion and another one with
boolean (JS enabling), however must users use
WebDriver driver = new HtmlUnitDriver()

And in this case WebDriver doesn't have
setBrowsreVersion/setJavascriptEnabled

Signed-off-by: Luke Inman-Semerau <luke.semerau@gmail.com>

java/client/src/org/openqa/selenium/htmlunit/HtmlUnitDriver.java

@@ -149,6 +149,35 @@ public class HtmlUnitDriver implements WebDriver, JavascriptExecutor,
   public static final String INVALIDSELECTIONERROR =
       "The xpath expression '%s' selected an object of type '%s' instead of a WebElement";
 
+  /**
+   * Constructs a new instance with JavaScript disabled,
+   * and the {@link BrowserVersion#getDefault() default} BrowserVersion.
+   */
+  public HtmlUnitDriver() {
+    this(false);
+  }
+
+  /**
+   * Constructs a new instance, specify JavaScript support
+   * and using the {@link BrowserVersion#getDefault() default} BrowserVersion.
+   *
+   * @param enableJavascript whether to enable JavaScript support or not
+   */
+  public HtmlUnitDriver(boolean enableJavascript) {
+    this(BrowserVersion.getDefault(), enableJavascript);
+  }
+
+  /**
+   * Constructs a new instance with the specified {@link BrowserVersion} and the JavaScript support.
+   *
+   * @param version the browser version to use
+   * @param enableJavascript whether to enable JavaScript support or not
+   */
+  public HtmlUnitDriver(BrowserVersion version, boolean enableJavascript) {
+    this(version);
+    setJavascriptEnabled(enableJavascript);
+  }
+
   /**
    * Constructs a new instance with the specified {@link BrowserVersion}.
    *
@@ -197,25 +226,6 @@ public void webWindowClosed(WebWindowEvent event) {
     resetKeyboardAndMouseState();
   }
 
-  /**
-   * Constructs a new instance with JavaScript disabled,
-   * and the {@link BrowserVersion#getDefault() default} BrowserVersion.
-   */
-  public HtmlUnitDriver() {
-    this(false);
-  }
-
-  /**
-   * Constructs a new instance, specify JavaScript support
-   * and using the {@link BrowserVersion#getDefault() default} BrowserVersion.
-   *
-   * @param enableJavascript whether to enable JavaScript support or not
-   */
-  public HtmlUnitDriver(boolean enableJavascript) {
-    this(BrowserVersion.getDefault());
-    setJavascriptEnabled(enableJavascript);
-  }
-
   /**
    * Note: There are two configuration modes for the HtmlUnitDriver using this constructor.
    * <ol>