Removed spaces that were forcing code into new line.

src/docs/asciidoc/jme3/advanced/sourcecode.adoc

@@ -262,9 +262,9 @@ public class QuixoteControl extends AbstractControl {
                 @Override                
                 public void visit(Spatial spatial) {                    
                     if (spatial.getName().equals("Models/RotatingMill.j3o")) {                        
-                        mills.add(spatial);                    
-                    }                
-                }                        
+                        mills.add(spatial);
+                    }
+                }                     
             });            
             if (mills.isEmpty()) {                
                 return;