Added support for every version newer than 5

Now the script also runs in Unity 2017

ResourceChecker.cs

@@ -282,7 +282,7 @@ int GetBitsPerPixel(TextureFormat format)
 			return 8;
 		case TextureFormat.BGRA32://	 Format returned by iPhone camera
 			return 32;
-			#if !UNITY_5_3_OR_NEWER
+			#if !UNITY_5 && !UNITY_5_3_OR_NEWER
 			case TextureFormat.ATF_RGB_DXT1://	 Flash-specific RGB DXT1 compressed color texture format.
 			case TextureFormat.ATF_RGBA_JPG://	 Flash-specific RGBA JPG-compressed color texture format.
 			case TextureFormat.ATF_RGB_JPG://	 Flash-specific RGB JPG-compressed color texture format.
@@ -775,7 +775,7 @@ void CheckResources()
 			{
 				#if UNITY_4_6 || UNITY_4_5 || UNITY_4_4 || UNITY_4_3
 				UnityEditorInternal.AnimatorController ac = anim.runtimeAnimatorController as UnityEditorInternal.AnimatorController;
-				#elif UNITY_5_3_OR_NEWER
+				#elif UNITY_5 || UNITY_5_3_OR_NEWER
 				UnityEditor.Animations.AnimatorController ac = anim.runtimeAnimatorController as UnityEditor.Animations.AnimatorController;
 				#endif
 
@@ -788,7 +788,7 @@ void CheckResources()
 					#if UNITY_4_6 || UNITY_4_5 || UNITY_4_4 || UNITY_4_3
 					UnityEditorInternal.StateMachine sm = ac.GetLayer(x).stateMachine;
 					int cnt = sm.stateCount;
-					#elif UNITY_5_3_OR_NEWER
+					#elif UNITY_5 || UNITY_5_3_OR_NEWER
 					UnityEditor.Animations.AnimatorStateMachine sm = ac.layers[x].stateMachine;
 					int cnt = sm.states.Length;
 					#endif
@@ -798,7 +798,7 @@ void CheckResources()
 						#if UNITY_4_6 || UNITY_4_5 || UNITY_4_4 || UNITY_4_3
 						UnityEditorInternal.State state = sm.GetState(i);
 						Motion m = state.GetMotion();
-						#elif UNITY_5_3_OR_NEWER
+						#elif UNITY_5 || UNITY_5_3_OR_NEWER
 						UnityEditor.Animations.AnimatorState state = sm.states[i].state;
 						Motion m = state.motion;
 						#endif
@@ -928,7 +928,7 @@ void CheckResources()
 
     private static GameObject[] GetAllRootGameObjects()
     {
-#if !UNITY_5_3_OR_NEWER
+#if !UNITY_5 && !UNITY_5_3_OR_NEWER
         return UnityEngine.SceneManagement.SceneManager.GetActiveScene().GetRootGameObjects().ToArray();
 #else
         List<GameObject> allGo = new List<GameObject>();