Revert "Remove the filename prefix in metadata name"

This reverts commit dcc5174b

jass/models/inittable.py

@@ -28,7 +28,7 @@ def get_inittable_meta(file_name):
     init_store = HDFStore(file_name, mode='r')
     nb_snps = init_store.get_storer("SumStatTab").nrows
     metadata = dict(
-        title=file_name.split('/')[-1],
+        title=f"Filename: {file_name.split('/')[-1]}",
         description="No description",
         ancestry="??",
         assembly="????",