Added cloneFields() method to BitmapText thought it's probably

fruitless since BitmapText isn't even properly saveable and couldn't
possibly have worked for any dynamic text with the old clone()
method.
Also a bunch of white space changes removing spaces at the ends of
lines.

jme3-core/src/main/java/com/jme3/font/BitmapText.java

@@ -38,6 +38,7 @@ import com.jme3.material.Material;
 import com.jme3.math.ColorRGBA;
 import com.jme3.renderer.RenderManager;
 import com.jme3.scene.Node;
+import com.jme3.util.clone.Cloner;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -84,6 +85,25 @@ public class BitmapText extends Node {
         return clone;
     }
 
+    /**
+     *  Called internally by com.jme3.util.clone.Cloner.  Do not call directly.
+     */
+    @Override
+    public void cloneFields( Cloner cloner, Object original ) {
+        for( int i = 0; i < textPages.length; i++ ) {
+            textPages[i] = cloner.clone(textPages[i]);
+        }
+        this.block = cloner.clone(block);
+
+        // Change in behavior: The 'letters' field was not cloned or recreated
+        // before.  I'm not sure how this worked and suspect BitmapText was just
+        // not cloneable if you planned to change the text later. -pspeed
+        this.letters = new Letters(font, block, letters.getQuad().isRightToLeft());
+
+        // Just noticed BitmapText is not even writable/readable really...
+        // so I guess cloning doesn't come up that often.
+    }
+
     public BitmapFont getFont() {
         return font;
     }