clean unnecessary changes

jme3-core/src/com/jme3/gde/core/editor/nodes/NodeEditor.java

@@ -85,5 +85,4 @@ public interface NodeEditor {
      * @param selectable The selected item
      */
     void selectionChanged(Selectable selectable);
-
 }

jme3-core/src/com/jme3/gde/core/properties/preview/TexturePreview.java

@@ -57,7 +57,7 @@ import javax.swing.JLabel;
  */
 public class TexturePreview implements SceneListener {
 
-    final ProjectAssetManager assetManager;
+    private final ProjectAssetManager assetManager;
     private JComponent picPreview;
     private final Geometry quad;
     private final Geometry quad3D;
@@ -176,5 +176,4 @@ public class TexturePreview implements SceneListener {
             }
         });
     }
-
 }

jme3-materialeditor/src/com/jme3/gde/materialdefinition/EditableMatDefFile.java

@@ -88,7 +88,7 @@ public class EditableMatDefFile {
     private MatDefBlock matDefStructure;
     private TechniqueBlock currentTechnique;
     private MaterialDef materialDef;
-    private static ProjectAssetManager assetManager;
+    private ProjectAssetManager assetManager;
     private ShaderGenerator glsl100;
     private ShaderGenerator glsl150;    
     private final static String GLSL100 = "GLSL100";    
@@ -397,7 +397,4 @@ public class EditableMatDefFile {
         setLoaded(false);
     }
     
-    public static ProjectAssetManager getAssetManager(){
-        return assetManager;
-    }
 }