Moved effects to their own folder

Finished testing of UI Image Crop control

--HG--
branch : develop_4.6

Materials/UIImageCropMaterial.mat.meta

@@ -1,4 +0,0 @@
-fileFormatVersion: 2
-guid: 7919197bf9b9d854fa3b0b0c116c2152
-NativeFormatImporter:
-  userData: 

Scripts/Effects.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 9c13e9266c2d4ed4d9dfe8d643b19d09
+guid: cbbc72115bdf3fe4a93d8566634c6e61
 folderAsset: yes
 DefaultImporter:
   userData: 

Scripts/Effects/UIImageCrop.cs

@@ -4,7 +4,7 @@
 
 namespace UnityEngine.UI.Extensions
 {
-    [AddComponentMenu("UI/Extensions/UIImageCrop")]
+    [AddComponentMenu("UI/Effects/Extensions/UIImageCrop")]
     [ExecuteInEditMode]
     [RequireComponent(typeof(RectTransform))]
     public class UIImageCrop : MonoBehaviour
@@ -19,9 +19,9 @@ namespace UnityEngine.UI.Extensions
         // Use this for initialization
         void Start()
         {
-
             SetMaterial();
         }
+
         public void SetMaterial()
         {
             mGraphic = this.GetComponent<MaskableGraphic>();
@@ -29,10 +29,17 @@ namespace UnityEngine.UI.Extensions
             YCropProperty = Shader.PropertyToID("_YCrop");
             if (mGraphic != null)
             {
-                mat = mGraphic.material;
-
+                if (mGraphic.material == null || mGraphic.material.name == "Default UI Material")
+                {
+                    //Applying default material with UI Image Crop shader
+                    mGraphic.material = new Material(Shader.Find("UI Extensions/UI Image Crop"));
+                }
+                mat = mGraphic.material;
+            }
+            else
+            {
+                Debug.LogError("Please attach component to a Graphical UI component");
             }
-            else Debug.LogError("Please attach a UI component");
         }
         public void OnValidate()
         {