fixed ipython notebook test

Author: janvanrijn

examples/OpenMLDemo.ipynb

@@ -569,7 +569,7 @@
    "source": [
     "task_list = openml.tasks.list_tasks()\n",
     "\n",
-    "tasks = pd.DataFrame(task_list)\n",
+    "tasks = pd.DataFrame(task_list).transpose()\n",
     "print(\"First 5 of %s tasks:\" % len(tasks))\n",
     "print(tasks[:5][['tid','did','name','task_type','estimation_procedure']])"
    ]
@@ -695,7 +695,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.5.1"
+   "version": "3.4.3"
   }
  },
  "nbformat": 4,