Replace data rows with global keys

Author: ovalle15

examples/annotation_import/image.ipynb

@@ -817,7 +817,7 @@
         "              bbox_source,\n",
         "              bbox_target\n",
         "              ]:\n",
-        "  annotation.update({## Passing the uuid optional id to construct the relationship annotation\n",
+        "  annotation.update({\n",
         "      'dataRow': {'globalKey':global_key},\n",
         "  })\n",
         "  label_ndjson_method2.append(annotation)\n"