Merge pull request #20 from Leengit/Better_example_for_mybinder

DOC: Better example for mybinder

Author: Leengit

examples/ITKColorNormalization.ipynb

@@ -36,13 +36,13 @@
    "outputs": [],
    "source": [
     "# Fetch input images, if we don have them already.\n",
-    "input_image_filename = 'Hard.png'\n",
-    "input_image_url = 'https://data.kitware.com/api/v1/file/57718cc48d777f1ecd8a883f/download'\n",
+    "input_image_filename = 'Easy1.png'\n",
+    "input_image_url = 'https://data.kitware.com/api/v1/file/576ad39b8d777f1ecd6702f2/download'\n",
     "if not os.path.exists(input_image_filename):\n",
     "    urlretrieve(input_image_url, input_image_filename)\n",
     "\n",
-    "reference_image_filename = 'Easy1.png'\n",
-    "reference_image_url = 'https://data.kitware.com/api/v1/file/576ad39b8d777f1ecd6702f2/download'\n",
+    "reference_image_filename = 'Hard.png'\n",
+    "reference_image_url = 'https://data.kitware.com/api/v1/file/57718cc48d777f1ecd8a883f/download'\n",
     "if not os.path.exists(reference_image_filename):\n",
     "    urlretrieve(reference_image_url, reference_image_filename)\n",
     "    \n",