Added link to info on Nordwood scale

.gitignore

@@ -1 +1,4 @@
-create_annotation_task.py
+create_annotation_task.py
+import_annotation_file.py
+annotations.npy
+

app.py

@@ -74,7 +74,7 @@ def segmentate(filepath):
 
 # GUI
 title = 'Hair loss prediction'
-description = 'Automatic Prediction of Nordwood scale state'
+description = 'Automatic Prediction of Nordwood scale state. For more information on the scale, click [here](https://www.medicalnewstoday.com/articles/327001#stages).'
 examples = [[f'examples/{name}', 3] for name in sorted(os.listdir('examples'))]
 
 iface = gr.Interface(